Laura Geggel

A 328 million-year-old cephalopod may be the oldest in a group related to octopuses and vampire squids.

A newly described Jurassic stegosaur species from China is one of the oldest of its kind.

A rare gold Roman coin featuring the bearded face of Emperor Volusianus, a young ruler who was assassinated by his own soldiers, has been found in Hungary.

A newfound species of pterosaur, the largest on record from the Jurassic, was found on the Isle of Skye in Scotland.

Think you know what a long-neck dinosaur looks like? Think again. Sauropods' necks were likely at least 3 feet longer than previously thought.

Researchers in Argentina have found the skull of a previously unknown abelisaurid dinosaur.

Here's how to catch February's Snow Moon.

Hearts have become iconic symbols of Valentine's Day, but when it comes to hearts in the real world, one size doesn't fit all — particularly in the animal kingdom.

A newly described archosaur that lived 240 million years ago in what is now Tanzania had "'powerful jaws and large knife-like teeth."

Scientists have no idea what the extinct megatoothed shark megalodon looked like, a new analysis finds.

Experts have described two swords from the Byzantine Empire that have unusual designs.

Killer whales can hunt and kill blue whales, according to three documented episodes in Australia.

Archaeologists have found three pendants from Holocaust victims at the Sobibor Nazi death camp in Poland over the past decade.

Archaeologists discovered a Roman-era amphitheater from late antiquity on the banks of the Rhine River in Switzerland.

Archaeologists in Egypt have discovered two gigantic sphinxes depicting King Amenhotep III, the grandfather of King Tut.

Scientists in Antarctica have unexpectedly spotted a sub-Antarctic penguin breeding on the southernmost continent.

Archaeologists in the U.K. discovered the remains of a once bustling Roman market town.

The reanalysis of slender gold and silver tubes found in a Bronze Age burial suggests that they were drinking straws.

Rumors are swirling after a Tyrannosaurus rex skull was spotted in the home of The Rock in a recent interview. But is it real or a cast?

Here's the science behind the bizarre sand pillars that formed on the shores of Lake Michigan.

A volunteer archaeologist discovered a stash of 41 "rainbow cup" Celtic coins dating to 2,000 years ago in Germany.