The fall in jawless vertebrates coincides with the rise of jawed vertebrates following the two pulses of the Late Ordovician ...

A rapid climate collapse during the Late Ordovician Mass Extinction devastated ocean life and reshuffled Earth’s ecosystems.

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

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

A devastating ice age wiped out most marine life, yet new research reveals how this ancient disaster unexpectedly paved the ...

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

In a new Science Advances study, researchers from the Okinawa Institute of Science and Technology (OIST) have now proved that ...

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

A massive fossil measuring nearly seven feet long and more than three feet wide has been discovered near Covington, Kentucky, ...

Discover the 465-million-year-old horseshoe crab fossils in Saudi Arabia's AlUla, among the oldest known worldwide. This groundbreaking find, published in Gondwana Research, highlights AlUla's role as ...

A massive ice age wiped out ocean life 445 million years ago, reshaping ecosystems and setting the stage for jawed fish ...