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

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

The human hand is the product of hundreds of millions of years of evolution, beginning with lobe-finned fish in the Devonian period. Early species like Tiktaalik developed limb-like fins capable of ...

The completion of a South American lung fish genome sequencing represents one of the most remarkable moments within current genetic research. Because .

A tiny fossil fish from Alberta is forcing scientists to rethink a story that has sat quietly in textbooks for decades. It is ...

Discover the largest saltwater crocodiles ever recorded. Would you believe that number one could have grown even bigger?

According to new research recently published in the journal Nature Communications, the Greenland shark retained its visual ...

With copper-blue blood prized by modern medicine and a body plan older than dinosaurs, the horseshoe crab reveals how ancient ...

The year’s most notable findings also include insights into dog and sheep domestication and a new species of manta ray in the ...

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

A tiny desert fish survives in a sun-scorched cavern on the edge of extinction. Here’s how it’s offering scientists a rare ...

In a new Science Advances study, researchers from the Okinawa Institute of Science and Technology (OIST) have now proved that from this biological havoc, known as the Late Ordovician Mass Extinction ...