Ever noticed how one yawn can trigger many? Science reveals how your brain copies others, why yawns spread so easily, and what this curious habit says about humans.

A documentary video of a lone penguin walking inland toward icy mountains has gone viral. Scientists explain what may cause ...

OMAHA, Neb. (WOWT) - Last night, the Midwest saw one of the strongest displays of the aurora borealis (northern lights) in recent history displaying the lights over multiple states. The lights were ...