Easter-egg decorating is an ancient tradition with deep roots extending at least into the medieval period of European history ...

Another hypothesis is that contagious yawning evolved to keep groups in sync. Yawns follow a natural circadian rhythm and ...

Why matter dominates over antimatter in our universe has long been a major cosmic mystery to physicists. A new finding by the ...

A three-part documentary on penguins' hidden lives will reveal a number of never-before-seen moments. Here's what executive ...

NASA's Curiosity Rover has discovered long carbon chains on Mars. On Earth, molecules like these are overwhelmingly produced ...

A new stretchable hydrogel battery can withstand extreme conditions and still operate effectively, scientists say.