Newfound fossils from an 18-million-year-old tuatara relative cast doubt on a theory that New Zealand was underwater for millions of years.

A rail-tunnel project has led to the discovery of artifacts proving that an ancient city is much older than originally believed.

Unearthed from the ruins of a 1,500-year-old, earthquake-hit Jerusalem building, the unprecedented marble figurine sports a short hairstyle indicating it depicts an athlete.

Triceratops used their fiercest features to fight each other, according to a new study.

A rare tuatara named Henry got a new lease on life when a cancerous tumor was removed from his genitals—resulting in 11 tuatara babies that hatched on Monday.

The formula that exquisitely preserved the body of two-year-old Rosalia Lombardo in 1920 has been found in the papers of her embalmer.

A tiny skull discovered in 2003 comes from an ancestor of today's humans, not a diseased or unusually small modern human, new research suggests.

A landslide in Costa Rica, a giant wind turbine, and more in the week's best news photos.

Archaeologists at a remote lake in Chiapas search for clues to what life was like for the unconquered Maya 500 years ago and how it has, or hasn't, changed for their descendants.

Pouring grape juice and other liquids on 3,000-year-old Olmec sculptures in Mexico, people performing a ritual badly damaged the treasures.

Some assumptions about the evolution of jawed vertebrates are "completely wrong," according to a new analysis of a 415-million-year-old fish-like animal.

A skull, pelvis, legs, and pieces of a torso found inside a granite sarcophagus likely belonged to Queen Seshseshet, mother the first pharaoh of Egypt's 6th dynasty.

Within the last decade, the Chubut province in Argentina has become a paradise for paleontologists seeking fossilized clues about the flora and fauna from millions of years hence.

Confiscated from a smuggler in Egypt, an ancient bronze statuette—perhaps of a goddess—has been returned to Iraq.

Some 93 million years ago, dinosaur-era "sea monsters" swam the seas above what is now Utah. Thanks to paleontologists, more evidence of the ancient beasts is now surfacing.