Add Popular Science (opens in a new tab) More information Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results.

A fishing trawler has pulled up a fascinating example of a living fossil. Frill sharks are one of the earliest types of sharks and date back 80 million years. Share on Facebook (opens in a new window) ...

The frilled shark, also called the lizard shark (Chlamydoselachus anguineus), is one of the ocean’s most ancient species. Its appearance and primitive features have barely changed since the Cretaceous ...

Sharks, a group of predators that have patrolled the oceans for more than 400 million years, carry no true bone anywhere in ...

Sharks are largely cartilaginous, a body structure that often doesn’t survive fossilization. But in a paper published in the Swiss Journal of Paleontology, scientists describe an entirely new species ...

Sharks have roamed the open seas for close to half a billion years and have witnessed the Earth’s evolution from a primordial soup to the haven for life it is today. When we think of Earth’s ancient ...

A first ever video of “the most primitive of the modern sharks” in the wild was unveiled this week by Beneath the Waves, a research nonprofit devoted to shark conservation. The minute-long video, ...