Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. If you search around the shorelines of the North Pacific, you might ...

Read on for some chilling curiosities from the creatures of the Smithsonian’s National Zoo and Conservation Biology Institute ...

Your teeth wouldn’t do much against a woolly mammoth. But a saber-toothed cats’ teeth — those were perfectly evolved to take down such giant prey. All animals’ teeth evolved to help them survive.

Losing your baby teeth is a strange experience. The teeth gradually loosen until they're replaced by thicker, more durable and permanent ones. But humans aren't the only animals capable of shedding ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. In prehistoric communities across what is now northeastern Europe ...

From their forever-growing front teeth to their inflatable cheeks, there are many funny hamster facts that you (or the kids) may not have come across before. But if you’ve got some animal lovers who ...

No cat is quite like Smilodon. This Ice Age predator, which could exceed the size of the largest living tigers, relied on incredible limb strength to grapple prey to the ground before sinking ...

The other day, my son had to come up with some questions about space for a science class assignment. His favorite, and rightfully so, was: Why does the sun look yellow, but stars that are farther away ...

Narrow rows of shallow gray bins tower to the ceiling. Resting inside are the jaw bones of saber-toothed cats and ancient coyotes that perished in the La Brea Tar Pits as many as 40,000 years ago.

Scientists have discovered the oldest known animal with saber teeth: a predator that lived 270 million years ago. This animal, from before the age of the dinosaurs, was a dog-like creature that was ...