Discover how the first mass extinction put jawed fishes on the map, species that would later come to dominate animal life on ...

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

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 ...

As the Arctic warms and sea ice disappears, polar bears are being pushed into conditions they have never faced before. Their hunting grounds are shrinking, food is becoming harder to find, and their ...

A spectacular fossil trove on the Arctic island of Spitsbergen shows that marine life made a stunning comeback after Earth’s ...

Quick Take Sudan, the last male northern white rhino, died, underscoring extinction and the emotional toll on caretakers.

Most closely related to dugongs, it was discovered in 1741 by biologist Georg Wilhelm Steller, after the expedition to North ...

A new study on African penguins links food shortages and fishing to adult survival losses, raising the risk of extinction.

Irrawaddy dolphins are rapidly disappearing across Asia. Scientists warn that fishing nets, pollution and habitat loss are ...

BREVARD COUNTY, Fla. - North Atlantic right whales were spotted off the coast of Brevard near Canova Park on Wednesday. There ...