When our ancient ancestors made the journey out of Africa and took their first steps in Eurasia, they came face-to-face with Neanderthals for the first time – and boy, did they hit it off. In fact, ...

Deep in your muscles, an enzyme called AMPD1 helps turn chemical fuel into usable energy. When it does not work well, muscles tire faster. That matters because problems with AMPD1 are the most common ...

Technological advances over the past four decades have turned mobile devices and computers into the world's largest library, ...