During these waves of mass extinction, most vertebrate survivors were confined to refugia, or isolated biodiversity hotspots ...

Some 445 million years ago, life on Earth was forever changed. During the geological blink of an eye, glaciers formed over ...

About 445 million years ago, Earth nearly wiped out life in the oceans. Glaciers spread across the supercontinent Gondwana, ...

During a geological blink of an eye, glaciers formed over the supercontinent Gondwana, drying out many of the vast, shallow ...

Oxygen isotopes data enable researchers to look far back into the geologic past and reconstruct the climate of the past. In ...

Oxygen isotopes data enable researchers to look far back into the geologic past and reconstruct the climate of the past. In doing so, they consider several factors such as ocean temperature and ice ...

Giant reptiles, masters of the oceans more than 66 million years ago, swimming in rivers? A recent discovery in North America ...

Researchers found remains of a thriving marine community that existed at the beginning of the Dinosaur Age in the Arctic ...

This fossil is 13 million years older than any ant fossil found before—and reveals a sophisticated predator that lived alongside the dinosaurs. The hell ant existed over 100 million years ago, ...

A dense Arctic bonebed shows marine life and ocean food webs recovered far faster than scientists once believed after mass ...

Climate change worsened by human behavior made 2025 one of the three hottest years on record, scientists said.It was also the ...

In rural Prentiss County, on a triangle of land cornered between a stretch of U.S. 45 and Twenty Mile Creek, Joanna Byrd ...