In 1971, researchers moved 10 wall lizards onto a small Croatian island — 36 years later, their descendants had stronger bites and a plant-heavy diet, with valves in their intestines that the scientists could not find in the population on their original island.
Scientists in Switzerland made a sponge from cheesemaking waste that captures gold from discarded electronics — after dissolving metal parts from 20 old computer motherboards, they recovered enough to melt into a 22-carat gold nugget