Celebrate Valentine’s Day on a budget with these free kids printable valentines cards. Which one is your favorite?

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.

Truly unusual’ fossil discovery shows us what fish ate 66 million years ago - Bizarre fossil found on Denmark’s Cliffs of ...

If it’s real, some may question whether something with a mass about three times Pluto’s counts as a planet at all.

The mystery of dinosaur origins has taken an unexpected turn toward the equator. While paleontologists have long searched ...

There was a lot of luck as to which Cretaceous creatures made it through, but some features were definitely an advantage.