New study reveals mechanism for how disease-spreading prions can jump from one species to another

Older adults with regular activity routines are happier and do better on cognitive tests, study finds

China Discovers Stunning Crystal on the Moon, Nuclear Fusion Fuel for Limitless Energy | The find makes China the third country to discover a new mineral on the Moon, and the country says it's analyzed the soil for rare helium-3.

Giant squid corpse with half-eaten tentacles stuns tourists on New Zealand beach