Every so often, researchers stumble upon a find that prompts fresh questions about how living things adapt to harsh conditions. A recent expedition discovered giant ocean worms inside hidden ...
"Some of the most tantalizing clues come from an archaeological site in central Brazil called Santa Elina, where bones of giant ground sloths show signs of being manipulated by humans. Sloths like ...
Some of our species’ earliest ancestors may have spent a lot more time eating salad than steak. Diet has been a crucial component of human evolution, says Tina Lüdecke, a geochemist at the Max ...