Jennifer Nalewicki

A team of international researchers has revealed a facial approximation of what Saint Anthony of Padua may have looked like.

About 470 million years ago, 7-foot-long arthropods ruled the water in what is now Morocco.

Australian researchers discovered 750 shark teeth deep in the Indian Ocean.

It's "knot" your fault that Christmas lights always get twisted.

Researchers analyzed the teeth of the earliest dinosaurs to determine what they ate.

For the past 9,000 years, American black bears have slowly been turning red due to a genetic variant.

Thanks to soft-tissue preservation, we now know what Tuzoia, a Cambrian arthropod first discovered 100 years ago, actually looked like.

A female Tasmanian tiger that died in 1936, not a male named Benjamin, was actually the last surviving member of this extinct species. The female's remains had been hidden in museum storage.

Researchers examined medieval burials in a German cemetery and discovered a rural community tormented by illness.

New research contradicts the claim that diplodocids could whip their tails at supersonic speeds. Instead, it was a (still impressive) 62 mph.

Not only did ankylosaurs like "Zuul" use their tails as weapons against potential predators, but they also used them to battle their peers.

Despite being palm-size, this Triassic lizard had a vicious bite.

Ancient owl carvings from the Iberian Peninsula were likely toys that children carved themselves.

A facial approximation of an Icelandic woman shows that she suffered from syphilis during her lifetime about 500 years ago.

Using skeletal remains unearthed in Norway, researchers created a realistic-looking model of what this medieval woman may have looked like.

An international group of experts has voted to retire the leap second by 2035.

It's long been believed that mummification was meant to preserve the dead. It turns out that notion is dead wrong.

The largest T. rex to ever live may have weighed up to 33,000 pounds.

On the 100-year anniversary of unearthing King Tut's tomb, archaeologists discover hundreds of tombs and mummies buried in Giza.

Even Canaanites hated head lice, hidden message on comb reveals.

Mouthbrooding fish under stress may sometimes resort to cannibalism and eat their young. Scientists' discovery of the behavior was "a complete accident."

The identity of an Egyptian mummy has baffled archaeologists for centuries. Now they know what she may have looked like.

Two-dozen ancient bronze sculptures found in Italy "will rewrite history."

Cincinnati Art Museum curators were surprised to find a hidden image of Buddha in a mirror stored away in the archives.

Scientists sequenced the DNA of an ancient watermelon and discovered that it contains the oldest plant genome in the world.