About 445 million years ago, Earth’s oceans turned into a danger zone. Glaciers spread across the supercontinent Gondwana, ...

A rapid climate collapse during the Late Ordovician Mass Extinction devastated ocean life and reshuffled Earth’s ecosystems. In the aftermath, jawed vertebrates gained an unexpected edge by surviving ...

One of Earth’s earliest mass extinctions wiped out most ocean life during a sudden global ice age. From the ruins, jawed vertebrates survived, diversified, and transformed the course of evolution.

He told investors they'd get their money back. Investors were also promised again and again that their payoff was imminent. "Investors have done really well with us," Yusaf Jawed said in a 2010 ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. Without its scary rows and rows of razor sharp teeth, your average ...

Scientists describe the skull and jaws of a fish that lived about 410 million years ago. Their study may give important clues to the origin of jawed vertebrates. In an article in the journal Nature ...

A set of jaws can invoke visions of deadly toothy sharks, and now scientists find the earliest fish with chops — the ancestors of all jawed creatures with backbones — were also armed with teeth, ...

The group of early jawed fishes traditionally referred to the Acanthodii is emerging as pivotal in our understanding of our own beginnings. The oldest history of these animals is poorly known, mostly ...