A mass extinction created the ecological conditions that set the stage for a dramatic shift in marine life.

Its unearthly look is often accentuated by the presence of tiny crustacean parasites hooked into the corneas on its eyes, but ...

Fossils of tiny, jawless marine animals reveal tooth structures sharper than sharks or steel, forcing scientists to rethink ...

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 ...

Despite having a losing record, the Carolina Panthers are heading to the NFL Playoffs and this is not an unfamiliar spot for ...

Red blood is the exception, not the rule. Evolution has painted it green, purple and white in animals that push physiology ...

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

The conservation of genome regulatory elements over long periods of evolution is not limited to vertebrates, as previously ...

Despite multiple mass extinctions, the frilled shark has managed to thrive for 100 million years. Today, it remains one of ...