Modern life makes us tired, right? But research from societies in Africa and South America suggests people in the ancient world slept only 6.5 hours a night.

Religious jewelry has been deeply significant throughout human history. Beyond mere adornment, these pieces symbolize faith, convey spiritual meaning, and strengthen the connection between individuals ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. A newly uncovered ...

The limestone tomb chamber, dating to about 3,600 years ago, of an unknown ancient Egyptian king, discovered during excavations by Penn Museum and Egyptian archeologists, is seen in Abydos ...