Even today’s giants — towering giraffes and massive elephants — are tiny compared to the prehistoric titans that once dominated the planet. Long before humans showed up, Earth was home to creatures so ...

Researchers have found fossil evidence of varied creatures wooing and mating, as they continue to search for the telltale ...

Based on fossil finds, archaeologists are now piecing together how ancient humans thrived in a land dominated by dangerous large animals. A study published in the journal Science Advances has unveiled ...

Have you ever wondered what the biggest land animal in history looked like, or which creature ruled the oceans as the largest of them all? Prehistoric giants often come to mind, but the story goes ...

The land would later become the Iberian Peninsula, and the valley the creature stood would be buried deep in the rocks of Portugal. About 125 million years later, paleontologist Pedro Marrecas would ...

From the deep-sea coelacanth to the ancient nautilus, these creatures provide a fascinating glimpse into prehistoric life.

Paleontologist Thais Pansani stands in front the reconstructed skeleton of a giant ground sloth at the Smithsonian National Museum of Natural History in Washington, D.C., on July 11. The Associated ...

Fossilized footprints and tracks dating back 50 million years ago discovered at the John Day Fossil Beds National Monument could provide new insight into how prehistoric animals lived in Oregon. The ...