Laura Geggel

Earlier this year, a study claimed that Tyrannosaurus rex was actually three separate species. Now, a new study refutes that claim and shows that T. rex is just one species.

If you emptied it out, you could fill five soda bottles with it

More than 11,000 years ago, children in what is now New Mexico splashed in muddy puddles made from sloth footprints, new research shows.

An excavation at a Roman Empire-era amphitheater in Pergamon Turkey reveals that elites sat in 'box seats.'

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

Up to 20,000 people likely cheered and jeered as they watched gladiator and wild animal fights in a newfound Roman-era arena in Turkey.

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

The first Gorgosaurus to be auctioned may go for as much as $8 million. But scientists are dismayed.

Ask any shark biologist a question about sharks, and chances are, the answer might begin with, "We're not really sure…"

Two paleontologists weigh in on "Jurassic World: Dominion" with Live Science.

Where did mammals come from and how did they evolve into more than 5,000 living species today? A new book explains everything about the mammal lineage.

A rare skeleton of the dinosaur Deinonychus, the species that inspired the Velocirators in the movie "Jurassic Park," just sold for $12.4 million at auction.

Glacial archaeologists have found a well preserved arrow from the Iron Age that hunters used to shoot reindeer.

An ancient trilobite fossil revealed that it had teensy claspers, which males likely used to "hug" females while mating.

Using a 3D scanning process known as photogrammetry, archeologists have uncovered five previously unknown giant cave paintings.

Archaeologists are studying a buried, fourth-century pot of Roman coins that an amateur treasure hunter found with a metal detector.

Archaeologists in Egypt have found traces of an ancient temple where people worshiped the god Zeus-Kasios.

The oldest documented observation of an aurora may be in an ancient Chinese text.

Archaeologists in Wales have discovered a site with the remains of buildings and burials dating back to the Stone Age.

Here's when to catch April's full Pink Moon this weekend.

An animal autopsy of the deceased Greenland shark that washed ashore in England revealed that it had meningitis.

The 2024 Great North American Total Solar Eclipse's 'totality' will pass over 31.5 million people in 15 states in 2024.

A keyhole-shaped lesion found in the frill of Big John, the largest Triceratops skeleton ever found, may have been made by a rival Triceratops.

A rare coin featuring Charlemagne was rediscovered in a private collection and sold, via eBay, to a museum.