As sperm swim they transform chemical energy into motion, the way a car’s engine uses gas to propel you down the road.…

For years we've been told that teenagers should drink three glasses of milk a day or the equivalent in dairy foods to…

Calcium supplements—previously thought to help prevent heart disease and stroke—have now been shown to almost double…

About 600 million years ago, life on Earth was pretty much just a homogeneous bunch of simple, soft-bodied species. But…

Calcium is everywhere in your body, not just your bones and teeth. In fact, this mineral is crucial to countless…

Currently there are two known causes for supernovae. But an exploding star spotted in 2005 defies the understood…