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Voice of America journalists allege Trump is making news outlet a propaganda source

Some journalists at Voice of America charged in a lawsuit Monday that the Trump administration — while largely shutting down the government-run outlet that provides news around the world — has turned what remains into a voice for propaganda.

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Mar 23 • 7:22 PM EDT • Politics • pbs.org
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Trump places replica Christopher Columbus statue near the White House

A statue of Christopher Columbus has been placed on the grounds of the Eisenhower Executive Office Building adjacent to the White House, the latest effort by President Donald Trump's administration to recognize the controversial explorer.

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Mar 23 • 6:34 PM EDT • Politics • pbs.org
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Tamara Keith and Amy Walter on GOP facing midterm pressure from DHS shutdown, Iran war
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Mar 23 • 6:25 PM EDT • Politics • pbs.org
UCI Health lays off 150 workers as part of restructuring

UCI Health said the cuts were prompted by a changing environment that includes shifts in federal funding, reimbursement pressures and rising operational costs,

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Mar 23 • 6:19 PM EDT • Health • ocregister.com
White House pitches pharma on pricing draft

Plus: Names of the candidates to lead the CDC

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Mar 23 • 6:08 PM EDT • Health • washingtonpost.com
Former political rivals take on Trump’s push to nationalize voting

GOP lawyer Ben Ginsberg and former Obama White House counsel Bob Bauer aim to present a united front against the Trump administration’s efforts to oversee election administration

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Mar 23 • 6:03 PM EDT • Politics • politico.com
Oberon Day events in Metro Detroit drive business
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Mar 23 • 4:47 PM EDT • Business • cbsnews.com
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Travis Kelce reportedly re-ups with Chiefs on a 3-year, $54.7 million deal, but there's a catch
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Mar 23 • 3:55 PM EDT • Sports • sports.yahoo.com
Science Through Shadows: How Astronomical Alignments Reveal the Universe

When one celestial object passes in front of another, it can cast a shadow that travels across space – and sometimes across Earth. These moments of alignment, known as eclipses, occultations, and transits, allow scientists to study distant objects in remarkable ways. By observing how light changes when an object briefly blocks another, astronomers can measure sizes and shapes, detect atmospheres, and refine the orbits of asteroids and planets.

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Mar 23 • 3:47 PM EDT • Science • science.nasa.gov
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Manor Township Democratic committee person kicked off May 19 primary ballot

Kirk Barrett, a candidate for a Manor Township seat on the Lancaster County Democratic Committee, has successfully kicked the incumbent’s name off the ballot for the upcoming May 19 primary.

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Mar 23 • 3:37 PM EDT • Politics • lancasteronline.com
How LuGus Studios Turned a Viral Prototype Into a Successful Business

LuGus Studios discusses building Liftoff, growing a niche drone sim audience, and sustaining a 15-year indie studio through community-driven development, iterative workflows, and a focus on impact over scale.

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Mar 23 • 3:35 PM EDT • Business • 80.lv
Fall River's Day of Portugal announces dates, entertainment lineup for 2026

A festival that brings food, faith, and entertainment to the city will be returning once again. Day of Portugal Fall River, which takes place every year at the Gates of the City down near the waterfront on Ponta Delgada Blvd., is back in 2026. One of the more popular events in Fall River which

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Mar 23 • 2:55 PM EDT • Entertainment • fallriverreporter.com
Mexico's Karim Lopez reportedly declares for the 2026 NBA Draft

Lopez could become the first player of Mexican descent selected in the first round.

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Mar 23 • 2:24 PM EDT • Sports • sports.yahoo.com
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NYC Health + Hospitals/Jacobi | North Central Bronx Brings Novel Minimally Invasive Vascular Surgery Procedures to the Bronx - NYC Health + Hospitals

NYC Health + Hospitals/Jacobi | North Central Bronx today announced it has begun offering two types of minimally invasive surgical procedures that were

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Mar 23 • 1:58 PM EDT • Health • nychealthandhospitals.org
2026 Fantasy Baseball ADP Risers: Tigers' prized prospect gaining traction
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Mar 23 • 1:53 PM EDT • Sports • sports.yahoo.com
Uncommon Ground seeks new operator as longtime Wrigleyville restaurateurs plan to retire

The longtime restaurateurs behind Uncommon Ground at 3800 N. Clark St. in Wrigleyville are seeking a new operator for the restaurant, brewery and music venue.

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Mar 23 • 1:45 PM EDT • Business • chicagobusiness.com
The live-action 'Moana' trailer debuts Dwayne Johnson as Maui — and fans can't stop talking about his hair

The remake of the 2016 animated film hits theaters July 10.

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Mar 23 • 1:42 PM EDT • Entertainment • yahoo.com
Brian Doherty, 57, Dies; Chronicled Libertarians and Other Outsiders

Fascinated by the fringes, he wrote a definitive history of libertarianism and books about underground comics and the Burning Man festival.

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Mar 23 • 1:35 PM EDT • Politics • nytimes.com
Bird‑like robots promise greater flexibility and control than drones

A bird banking in a crosswind doesn't rely on spinning blades. Its wings flex, twist and respond instantly to its environment. Engineers at Rutgers University have taken a major step toward building bird-like ...

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Mar 23 • 1:20 PM EDT • Technology • techxplore.com
Women's March Madness live updates, scores, results: Alabama leads Louisville in tightly contested first half; UConn, South Carolina, UCLA back in action Monday
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Mar 23 • 1:15 PM EDT • Sports • sports.yahoo.com
WATCH LIVE: Trump joins Memphis Safe Task Force roundtable, initiative aimed at combating crime
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Mar 23 • 1:00 PM EDT • Politics • pbs.org
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Intel Core Ultra 5 250K Plus Review - Disrupting AMD's Entry-Level

Intel is breathing new life into its Arrow Lake lineup with the Core Ultra 5 250K Plus. Priced at an attractive $200, this little powerhouse outperforms most AMD CPUs in applications and delivers competitive gaming performance, too. It's a strong contender for budget-friendly builds, and overclocking potential is good, too.

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Mar 23 • 12:57 PM EDT • Technology • techpowerup.com
Thousands in taxpayer funds spent on horse, hair and makeup expenses for Kristi Noem’s Mount Rushmore ad

Tens of thousands of taxpayer dollars were spent on expenses for hair and makeup artists and a horse for the advertisement showcasing outgoing Department of Homeland Security Secretary Kristi Noem in front of Mount Rushmore, according to invoices seen by CNN.

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Mar 23 • 12:51 PM EDT • Politics • cnn.com
NBA MVP rankings: Luka Dončić is rising, but can anyone take the trophy from Shai Gilgeous-Alexander?
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Mar 23 • 12:49 PM EDT • Sports • sports.yahoo.com
WATCH LIVE: Senate expected to vote on DHS secretary confirmation for Mullin
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Mar 23 • 12:04 PM EDT • Politics • pbs.org
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Ewing to announce entertainment for Omaha’s Memorial Park concert

The event is happening on Friday, June 26.

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Mar 23 • 11:55 AM EDT • Entertainment • 1011now.com
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Ewing to announce entertainment for Omaha’s Memorial Park concert

The event is happening on Friday, June 26.

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Mar 23 • 11:55 AM EDT • Entertainment • wowt.com
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Trump sued by historic preservation groups to block Kennedy Center changes

A coalition of preservation groups is suing to stop major physical changes at the Kennedy Center under President Donald Trump’s renovation plans. On Monday, the groups filed a lawsuit against

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Mar 23 • 11:41 AM EDT • Entertainment • lancasteronline.com
Jude Law’s Riff Raff Entertainment hires former House exec

Georgia Ince was previously a development executive at House.

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Mar 23 • 11:20 AM EDT • Entertainment • screendaily.com
Causal Inference Is Eating Machine Learning

Your ML model predicts perfectly but recommends wrong actions. Learn the 5-question diagnostic, method comparison matrix, and Python workflow to fix it with causal inference.

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Mar 23 • 11:00 AM EDT • Science • towardsdatascience.com
Nominate a Capital Region health care executive who’s making a difference

Who’s running the organizations shaping health care in the Capital Region — and doing it well? That’s the question at the heart of the Outstanding Health Care Executive category in Business Report‘s inaugural Excellence in Health Care Awards. This recognition is for the senior leaders who are making the hard calls, building strong teams and […]

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Mar 23 • 10:27 AM EDT • Health • businessreport.com
Firefox 149 Now Available With XDG Portal File Picker, Rust-Based JPEG-XL Decoder

Firefox 149.0 release binaries are now available with a wide assortment of improvements for this month's update to the cross-platform Mozilla web browser solution.

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Mar 23 • 10:06 AM EDT • Technology • phoronix.com
When Vermont’s treatment landscape shifts, community providers step up

As Vermont’s substance use treatment landscape shifts, community providers are stepping up to maintain access to care. In Washington County, strong partnerships ensure rapid connection to treatment, recovery services, and coordinated support.

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Mar 23 • 9:38 AM EDT • Health • vtdigger.org
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WSU launches bilingual video series to help beekeepers improve colony health

Researchers with WSU's Honey Bee and Pollinators Program have produced a new video series giving novice keepers a strong introduction to best practices and the science of apiculture, in both Spanish and English.

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Mar 23 • 9:00 AM EDT • Health • news.wsu.edu
Marquette Law School adds Aaron Hernandez to National Sports Law Institute leadership

Aaron Hernandez, currently at Arizona State University’s Sandra Day O’Connor College of Law, will be joining the faculty at Marquette University Law School as associate professor of practice and director of the National Sports Law Institute. Marquette is led in the area of sports law by Matt Mitten, professor of law, and Paul Anderson, associate…

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Mar 23 • 9:00 AM EDT • Sports • today.marquette.edu
Blue Jays extend manager John Schneider, GM Ross Atkins following World Series appearance

The Blue Jays are locking up two architects of the team's World Series run.

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Mar 23 • 8:35 AM EDT • Sports • sports.yahoo.com
Lenoir-Rhyne Sports Hall of Fame Nominations Due April 1

HICKORY, N.C. - Nominations for the Lenoir-Rhyne Sports Hall of Fame are due by Wednesday, April 1. The 2026 Hall of Fame ceremony will take place on Saturday, September 19, prior to Lenoir-Rhyne's 6:00 p.m. football game vs. Mars Hill.

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Mar 23 • 8:14 AM EDT • Sports • lrbears.com
Every NFL franchise's biggest position to improve, plus free agency and draft solutions

The Cowboys need to add to their defense, and they have the draft capital to make it happen.

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Mar 23 • 8:00 AM EDT • Sports • cbssports.com
Building a Culture of Health: BJACH Opens Armed Forces Wellness Center at Fort Polk

FORT POLK, La. — Bayne-Jones Army Community Hospital marked a significant step forward in supporting warfighter readiness and community well-being with the grand opening of its new Armed Forces Wellness Center on March 23. The center, located on the first floor inside BJACH, provides Soldiers, Families, civilian employees and beneficiaries with access to personalized health assessments, education and coaching designed to improve overall health and performance.

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Mar 23 • 8:00 AM EDT • Health • dvidshub.net
University of Richmond Robins School of Business Ranked as Top 20 Undergraduate Business School

The University of Richmond’s Robins School of Business ranked in the top 20 of the annual by Poets&Quants for Undergrads, the leading online publication for undergraduate business education news.

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Mar 23 • 8:00 AM EDT • Business • news.richmond.edu
Benjamin Logan students shine at Regional Science Day competition

Benjamin Logan students had a strong showing at the Ohio Academy of Science Regional Science Day at Ohio Northern University. Competing against top students from […]

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Mar 23 • 7:04 AM EDT • Science • peakofohio.com
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Browns coach Todd Monken’s strong suit is blunt honesty without the politics

Monken's authenticity and commitment are strengths, said the Southern Miss AD who hired him for his only other head-coaching job in 2013.

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Mar 23 • 7:00 AM EDT • Politics • nytimes.com
Major PlayStation Store Purge - Sony Removes Over 1000 Games

Sony continues to clean up the virtual storefronts.

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Mar 23 • 6:59 AM EDT • Technology • ixbt.games
Sony Is Said to Near $1 Billion Home Entertainment Deal With TCL

Sony Group Corp. is nearing a binding agreement to sell a majority stake in its home entertainment business to Chinese rival TCL Electronics Holdings Ltd. in a deal that may be valued at about $1 billion, according to people familiar with the matter.

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Mar 23 • 6:32 AM EDT • Entertainment • bloomberg.com
Health care advisory Chartis brings AI development engine in-house to build tools for clients

With the acquisition of artificial intelligence incubator Leap AI, Chicago-based Chartis’ health care advisers will move from making suggestions about AI to rolling up their sleeves and building custom AI solutions.

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Mar 23 • 6:15 AM EDT • Business • chicagobusiness.com
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A Look At PENN Entertainment (PENN) Valuation As Expansion Projects And New Financing Move Ahead

Expansion plans and fresh financing reshape the PENN Entertainment story PENN Entertainment (PENN) has put expansion and balance sheet moves front and center, with new casino and hotel projects in Aurora and Columbus alongside a fresh US$600 million senior notes offering. See our latest analysis for PENN Entertainment. Despite the new projects and financing, PENN’s 1 year total shareholder return of 21.21% and 5 year total shareholder return of 86.08% sit well behind peers. A recent 4.99% 1...

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Mar 23 • 6:07 AM EDT • Entertainment • simplywall.st
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Data centers under scrutiny by California lawmakers as fears rise about health and energy impacts

Due to health and energy concerns, the California Legislature is considering bills to prohibit data centers from being exempted from the state's stringent environmental law and impose new tariffs on new major energy users that strain power supplies.

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Mar 23 • 6:00 AM EDT • Health • latimes.com
MTSU Agrees to Long-Term Extension with NIKE and BSN SPORTS - Middle Tennessee State University Athletics

MTSU Athletics announced on Monday that it will continue to partner with the world's leading brand for apparel and footwear after inking a long-term extensio...

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Mar 23 • 6:00 AM EDT • Sports • goblueraiders.com
Doubts from key Republicans on surgeon general test MAHA’s political power

Casey Means faces pushback from some Republicans over her refusal to forcefully recommend vaccines.

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Mar 23 • 6:00 AM EDT • Health • washingtonpost.com
German men's biathlon coaches stay, women's coaches leave after flop

Tobias Reiter und Jens Filbrich have kept their jobs as coaches of Germany's men's biathlon team despite their equivalents in the women's team leaving their roles. The season which finished on Sunday was hugely disappointing for the former biathlon powerhouses, with just one Olympic bronze medal and no World Cup wins.

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Mar 23 • 5:29 AM EDT • Sports • sports.yahoo.com
As mayoral election looms, D.C.’s business class worries about what’s next

A potential leftward shift in the wake of the pandemic and the Trump administration’s cutting of thousands of federal jobs has sparked unease in the city’s business community.

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Mar 23 • 5:00 AM EDT • Business • washingtonpost.com
A new twist on matter? Strange 'Half-Mӧbius' molecule has rare properties chemists have never seen before

Chemists created a strange 'half-Mӧbius' molecule, where electrons twist freely out of place to make a continuously looping surface.

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Mar 23 • 5:00 AM EDT • Science • livescience.com
AI Swarm Attacks Are Coming, Is Your Business Ready?

Leaders need a new cybersecurity playbook for the agentic era, with stronger governance, faster response systems, workforce awareness, and up-to-date security frameworks.

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Mar 23 • 2:27 AM EDT • Business • forbes.com
Winners and losers from first weekend of the NCAA tournament feature John Calipari, Darryn Peterson, Big Ten and blue bloods
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Mar 23 • 2:04 AM EDT • Sports • sports.yahoo.com
Toto Wolff: Mercedes team principal wary of 'politics' as Charles Leclerc makes 'extremely strong' Silver Arrows claim
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Mar 23 • 2:00 AM EDT • Politics • skysports.com
Emmanuel Grégoire, a Socialist long involved in local politics, becomes Paris' new mayor

Emmanuel Grégoire has won the Paris mayoral race and takes over from fellow Socialist Anne Hidalgo

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Mar 23 • 1:58 AM EDT • Politics • washingtonpost.com
NCAA women's tournament takeaways, Day 3: Minnesota drains buzzer-beater as LSU, Texas dominate again
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Mar 23 • 1:01 AM EDT • Sports • sports.yahoo.com
NCAA tournament takeaways, Day 4: Big Ten's March Madness domination continues with 6 league teams making Sweet 16
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Mar 23 • 12:24 AM EDT • Sports • sports.yahoo.com
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Does PBS ‘Count of Monte Cristo’ Make Big Book Changes?

A recap of Episode 1 of the Sam Claflin and Jeremy Irons-led adaptation.

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Mar 22 • 11:00 PM EDT • Entertainment • northwestgeorgianews.com
No. 1 Arizona takes care of business against No. 9 Utah State to advance to Sweet 16
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Mar 22 • 10:32 PM EDT • Business • sports.yahoo.com
No. 1 Arizona takes care of business against No. 9 Utah State to advance to Sweet 16
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Mar 22 • 10:32 PM EDT • Sports • sports.yahoo.com
Commentary: Keep Kentucky judges judging and leave politics to politicians

A provision in House Bill 534 would invite judicial candidates to disclose their political party affiliation and their current and past voter registration, including “communicating political values or viewpoints consistent with his or her party affiliation.”

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Mar 22 • 10:06 PM EDT • Politics • hoptownchronicle.org
A DNA test ruled him out. He was convicted of murder anyway.

Forensics has its share of high-profile problems. There’s phony “junk science,” like bogus bite-mark and blood spatter analyses that have sent innocent people to jail. And there’s the steady drumbeat of lab scandals, where analysts make up results. But there’s a subtler and more pervasive problem at work in many cases: lab analysts and lawyers who take perfectly legitimate science and twist it. Globe Opinion is exploring these distortions with a series we’re calling “Twisted Science.” And there may be no better place to start than with the case of Terrel Barros.

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Mar 22 • 9:57 PM EDT • Science • bostonglobe.com
Alvaro Folgueiras hits game-winner to lift Iowa past No. 1 Florida, into first Sweet 16 since 1999

Florida's hopes at back-to-back national titles are gone.

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Mar 22 • 9:40 PM EDT • Sports • sports.yahoo.com
Chelan Co. Sheriff’s Office secures nearly $55k in funding for behavioral health unit

The Chelan County Sheriff’s Office has secured nearly $55,000 in outside grant funding to support and expand its behavioral health crisis response program, allowing the agency to add training, equipment and other resources without using county funds.

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Mar 22 • 8:42 PM EDT • Health • kiro7.com
Kansas coach Bill Self unsure about future after buzzer-beater loss to St. John's: 'I haven't decided'

After a heartbreaking last-second loss in the second round of the NCAA tournament, Self wasn't ready to discuss his coaching future.

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Mar 22 • 8:39 PM EDT • Sports • sports.yahoo.com
A promising fatty liver treatment may raise cancer risk

A surprising new study reveals that blocking a supposedly protective enzyme, Caspase-2, could actually backfire—raising the risk of chronic liver damage and cancer over time. Researchers found that without this enzyme, liver cells grow abnormally large and accumulate genetic damage, leading to inflammation, scarring, and eventually tumors, especially with age. While inhibiting Caspase-2 may offer short-term benefits, such as reducing fatty liver disease, the long-term consequences appear dangerous.

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Mar 22 • 8:00 PM EDT • Science • sciencedaily.com
IMCOM-E international business advisor helps service members, families with tax relief programs

IMCOM-E international business advisor helps service members, families with tax relief programs

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Mar 22 • 8:00 PM EDT • Business • dvidshub.net
Business school professors’ picks

Topical FT articles and suggested classroom questions

ft.com logo
Mar 22 • 7:29 PM EDT • Business • ft.com
Two-thirds of workers are burned out—here's what science says about how to tackle it

Burnout is at an all-time high, with some studies saying two-thirds of employees now cite job burnout as a major challenge. Overwork and chronic stress do not just drain energy, they can erode health, ...

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Mar 22 • 6:30 PM EDT • Science • phys.org
Linux 7.0-rc5 Released: Linux 7.0 "Starting To Calm Down"

Linus Torvalds just issued Linux 7.0-rc5 as we inch toward the stable Linux 7.0 kernel release in April.

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Mar 22 • 6:01 PM EDT • Technology • phoronix.com
Business closed after new Ohio law banning intoxicating hemp products went into effect

Senate Bill 56 grants law enforcement the authority to remove intoxicating THC products from unlicensed retail locations,

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Mar 22 • 5:56 PM EDT • Business • whio.com
Women's March Madness live updates, scores: LSU makes history in NCAA tournament; Minnesota stuns Ole Miss to advance to Sweet 16
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Mar 22 • 5:19 PM EDT • Sports • sports.yahoo.com
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Minnesota Wild, NHL mourn hockey writer Jessi Pierce after death in house fire

Pierce and her three children were killed in a house fire outside of Minneapolis early Saturday morning.

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Mar 22 • 3:56 PM EDT • Sports • sports.yahoo.com
Apple Store Prices for SanDisk SSDs Are Suddenly Astronomical

A 200% price hike is extraordinary.

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Mar 22 • 3:25 PM EDT • Technology • gizmodo.com
CBS analyst picked against Purdue basketball. Here's what he thinks of Sweet 16 vs Texas

Boilermakers fans were critical of Seth Davis for his pick proven wrong after Purdue beat Miami. Here's what he thinks of the Sweet 16 game vs Texas.

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Mar 22 • 3:15 PM EDT • Sports • indystar.com
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Your Thymus and Your Healthspan

Our thymus gland plays a central role in the development or our immune system, specifically for supporting T cell development (how these cells got their name, maturation and differentiation in the thymus) and discriminating between self and foreign, non-self antigen proteins with production of dendritic cells. As we age, our thymus gland shrinks—the process known as involution—with progressive change from spongy to fatty tissue, with loss of functionality. But this process, with respect to timeline and extent, markedly varies from one person to the next. And to make things even more complicated, our thymus gland anatomy and precise location in the chest also is highly variable. So the famous Frank Netter diagrams from the 1960s (such as at left below) don’t capture the remarkable heterogeneity that a random set of 12 chest CT scans (below at right). What I consider as 2 landmark papers in Nature this week (here and here) used AI to quantify health of the thymus in 2 large cohorts, and then correlate the metric to a broad array of health outcomes. In this edition of Ground Truths, I’m going to cover three questions: (1) How was thymus health determined by AI?; (2) How is thymus health linked to key clinical outcomes? and (3) Are there ways we can promote a healthy (aka rejuvenate) thymus gland in our later years? Subscribe 1. How was thymus health determined by AI? This was accomplished by extensive work developing and validating an AI pipeline for 2 stages, the first for localization and segmentation of the thymus bed, and the second to quantify a digital marker, termed the thymic health score. There’s a lot to this algorithmic development, so I won’t go into all the details, but just provide a rudimentary outline of what was done. The 1st stage used supervised learning with 2 radiologists reviewing 2,461 chest CT scans. That work trained a 3D U-Net model to automatically identify the thymic bed’s 3D cropped region using center of mass coordinates, which reached 99.8% accuracy. The 2nd stage used a foundation model that was pre-trained with SwAV (which stands for Swapping Assignment between multiple Views), a self-supervised model, that generated a high-dimensional thymus representation of 4,096 features. That compares to the radiology reductionist and subjective scoring of 0 to 3 where 0 means the thymus is fully degenerated and fatty, and 3 is considered dense, intact glandular soft tissue. Notably, the self-supervised learning (SSL) performance was superior to supervised (AUC ~0.75 vs 0.55, respectively) reflecting the shallowness of the 0-3 classifier vs SSL’s holistic, self-taught AI. The thymic health score ranged from 0 to 100, with the highest number indexed to fully preserved thymic health. The algorithmic work extended to explainability with both Shapely value distribution, meaning the model was holistic not relying on any “magic” pixel, and occlusion sensitivity, demonstrating the model’s performance was not affected by ribs, sternum, lung tissue, but rather focused on the thymic bed directly. Below are a few saliency maps from the occlusion sensitivity that indicate the thymic bed focus, not affected by neighboring structures, using the jet color scale. Now the AI was ready for processing ~25,000 CT scans, each over 30 MB files, from the 2 large participant cohorts to provide a thymic health score, it did so in less than 14 hours, which is less than 2 seconds per scan! Share 2. How is thymus health linked to key clinical outcomes? The two cohorts were the National Lung Screening Trial, NLST (N=25,031) and the Framingham Heart Study, FHS (N=2,581) each with baseline demographics and long term follow up of >12 years for health outcomes. From the NSLT, you can see below that increased age and body-mass index were correlated to reduced thymic health. And, overall, men had reduced thymic health scores compared with women. There are a lot of graphs in the paper for outcomes, for both the NLST and FHS cohorts. To simplify the major outcomes, below is a composite Figure with striking reduction of all-cause mortality and for the different causes of death. The results were consistent between the 2 cohorts. For example, the cardiovascular mortality hazard ratio average was 0.57 in NLST and 0.38 in FHS (weighted to be 0.53 for the aggregate). The reduction of mortality also extended to digestive diseases and pulmonary disease (data not shown below). Lung cancer incidence was reduced by 36% for high vs low thymic health (Figure below, with a panel -incidence and b panel-mortality, adjusted for age, sex, BMI, smoking status). Notably, there was a smoker’s paradox: lower incidence and improved survival for lung cancer in smokers who had a high thymus health score. Smoking was associated with lower thymic scores whereas alcohol was not. Higher thymic health was linked to higher HDL cholesterol, lower triglycerides, lower fasting blood glucose, and lower systolic and diastolic blood pressure. Inflammation biomarkers, such as C-reactive protein and interleukin-6, were elevated in the people with lower thymic health scores. In their second paper, the same team looked at the relationship between thymic score and outcomes for 3,476 patients receiving cancer immunotherapy. The non-small cell lung cancer progression-free survival was reduced in patients with low thymic health score. A parallel relationship for survival was seen for other types of cancer including melanoma, breast, and kidney with a 44% lower risk among high thymic scores (Figure). A similar pattern was seen with different immune checkpoint inhibitors. The thymus health score outperformed programmed death ligand-1 (PD-L1)and tumor mutation burden (TMB) assay of the tumor and was an independent prognostic marker of progression-free survival. In this dataset, a direct connect with thymus score and adaptive immune function was noted with a correlation before cancer treatment for both T-cell diversity and thymus T-cell production (a metric known as T cell receptor excision circles). Thymus Removal Study There is a highly relevant citation about thymus function before moving onto ways to rejuvenate it. In 2023, a very important study of thymus removal during cardiothoracic surgery was published, with 1146 patients undergoing thymus removal vs 1146 matched controls (mean age 55 years). The adverse outcomes for thymus removal were striking, with a 2.9 higher risk of all-cause mortality and doubling of cancer incidence, 1.5 fold increase in cancer mortality, and 1.5-fold increase in autoimmune diseases. The immune function showed marked compromise after thymus removal, as reflected by CD4+ and CD8+ T cells (Figure below) Share Ground Truths 3. Are there ways we can promote a healthy (aka rejuvenate) thymus gland in our later years? In recent months we’ve learned a lot about the process of thymus involution and the pathways by which this may be modulated. Thymus involution is primarily due to loss to thymus epithelial cells (TECs) and there are 2 subtypes with different functions: the cortical, responsible for positive selection of T cells, and the medullary, for negative selection. When adipose tissue infiltrates the thymus, thymic adipocytes are pro-inflammatory, knocking out T-cell output. Likewise, systemic inflammation, or “inflammaging,” from smoking, obesity, and chronic stress promote thymic adipocytes. Now, from preclinical studies, we know about key pathways that account for these processes. Historically, back in 2014, FOXN1 was recognized as a single master transcription factor essential for TEC function, with studies in mice with forced FOXN1 upregulation leading to thymus regeneration. That laid the foundation for potential regrowth of quiescent thymus cells. It took awhile to find pathways to accomplish this goal and to even refute its role as the master regulator. The Liver-Thymus Axis Feng Zhang and his team recently showed that injection of an mRNA vaccine to the liver encoding DLL1, IL-7 and FLT3-L in combination, factors known to support thymopoiesis (Figure), successfully enhanced immune function in aged mice. However, the effect was transient. The FGF21 Story Two reports in 2025 addressed the thymus gland’s production of FGF21, a growth factor (fibroblast growth factor 21) and its control of thymus involution. This growth factor is also produced by the liver, but it doesn’t have impact on the thymus in aged rodent models. In contrast, The liver’s hepatocyte growth factor (HGF) has been shown to reverse senescent TEC structural changes. Growth hormone stimulates production of insulin growth factor-1 (IGF-1) in the liver and the thymus. Two small studies in human participants (TRIIM, for Thymus Regeneration, Immunorestoration, and Insulin Mitigation) of 6 and 50 people, respectively, treated with combined human growth hormone, metformin and DHEA, suggested the potential of slowing epigenetic aging and improving thymus mass and function. But the combination of drugs, small sample, and lack of controls make conclusions murky. Increased thymus FGF21 led to increased CD8 T cells in old mice and extended healthspan and improved physical performance. Building on the previous FOXN1 data, ablation of β-klotho, the obligatory co-receptor for FOXN1, accelerated thymic aging. The benefit to FGF21 was confirmed in a companion paper using an FGF21 knock-in mouse model showing thymus enlargement and increased TECs throughout the lifespan. (schematic Figure below). The accompanying editorial for these 2 papers speculated: “The proposed link between age-associated thymus involution and organismal aging is intriguing, and suggests we might seek to achieve systemic rejuvenation by counteracting thymic involution.” Other Factors Lessons from the Axolotl (Mexican Salamander) In an elegant set of experiments of the axolotl (Figure), known for its complete thymus regeneration after total surgical removal, mediators were identified. Surprisingly FOXN1 was dispensable. But midkine, a growth factor, appeared to be the driver, the initiator of thymus cell growth, survival, and repair. Other components that contributed were Postn+ (periostin-expressing mesenchymal niches) and Ccl19, a chemokine protein from the bloodstream. RANK and RANKL RANK (receptor activator of nuclear factor κB its ligand (RANKL) have been considered key regulators of medullary TECs. In a study of both aged mice and human thymus cell cultures, their key role was confirmed, with multiple benefits of resorting TEC function, recruitment of progenitor cells, and T cell development. Subscribe Summing Up This body of work strongly supports the health of the thymus gland as a critical regulator of human healthspan, not just a correlate or link. The new landmark studies are reinforced by the regenerative biology experimental models that have shown, via an array of mediators, that healthspan of aged mice is at least in part dependent on thymus gland function and its critical role for maintaining adaptive immunity. It sure seems that we’d be better off having an immune reservoir of naive T cells instead of a profile in older adults of exhausted, low quality, memory T cells, with a senescent phenotype. It is striking that we ignored the importance of the thymus gland for many decades. A wake-up call was the results of the thymectomy matched control study reviewed here, with the opposite of high thymic health score improved health outcomes. The convergence of AI and healthspan here is notable. The exceptional and laborious work for developing and validating (no less explaining) the AI to quantify thymus health set the foundation for probing the connect the major health outcomes in two cohorts with extensive follow-up. We’ve never had a way to meaningfully quantify the thymus gland before, so this represents important leverage of supervised, self-supervised, and transformer models. The study wouldn’t have been possible without AI. And it begs the question as to whether there are ways we can maintain our thymus at a high health score. But it’s not so simple to rejuvenate our thymus. There are multiple risks including the induction of autoimmunity, increasing the risk of cancer, and inducing a pro-inflammatory state. For example, factors that increase TEC proliferation could compromise the medulllary negative selection process and leak out auto-reactive (self-attacking) T cells. Thymic cells could be induced to proliferate, but we know, for example, that growth hormone and IGF-1 are associated with an increase risk of cancer. If thymus rejuvenation doesn’t clear out the accumulated senescent cells in older adults, then inflammation within the gland could block the production of TECs. Keeping these risks in mind, we now have identified many ways to keep our thymus healthy as we age that undoubtedly will be tested in clinical trials going forward. Ultimately, the benefit-to-risk tradeoffs will be defined. In the meantime, we have desperately needed an immunome. As I’ve stressed in multiple prior Ground Truths, we have no test in the clinic to assess a patient’s immune status! It was very encouraging for me to get an email from Hugo Aerts, the senior author of the landmark papers in the days after they were published: “I also wanted to say that your Substack on “Why We Need an Immunome” was inspiring for this work. We found it a very compelling perspective and greatly enjoyed reading it.” Just having an assessment of a person’s immune status via a chest CT scan, with millions of these performed per year, might help in guiding the right immunotherapy for cancer (e.g. more intensive, combinations for those with low thymic health scores) and help define people who are increased risk for age-related diseases of cancer, cardiovascular, and neurodegenerative. The main theme of Super Agers is that we now have many layers of data (genetics, proteins, biomarkers, organ clocks that can be integrated via multimodal AI) for us to define a person’s specific risk decades before one of these age-related diseases leads to symptoms, enabling prevention. From the new studies this week, we can add thymus health score as yet another way to understand a person’s risk, a window into their adaptive immune system and healthspan. And perhaps someday we will be able to safely rejuvenate the thymus, or maintain its health through one’s life, and use the thymus health score to monitor. NB: I wrote this post (No A.I.) A Quick Poll Loading... ********************************************************************* Thanks to Ground Truths subscribers (now > 200,000) from every US state and 212 countries. Your subscription to these free essays and podcasts makes my work in putting them together worthwhile. Please join! If you found this interesting PLEASE share it! Share Ground Truths Paid subscriptions are voluntary and all proceeds from them go to support Scripps Research. They do allow for posting comments and questions, which I do my best to respond to. Please don’t hesitate to post comments and give me feedback. Let me know topics that you would like to see covered. Leave a comment Many thanks to those who have contributed—they have greatly helped fund our summer internship programs for the past two years. 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