Despite multiple mass extinctions, the frilled shark has managed to thrive for 100 million years. Today, it remains one of evolution’s most haunting survivors. Long before forests reshaped Earth’s ...

(CNN) — During the Cretaceous Period, a genus of sharks roamed the sea with rows of unusual teeth. Mostly large and rounded, these chompers were not meant to slice through their prey, but to grind and ...

Biodiversity loss isn’t just about losing species — it’s about losing the evolutionary traits and ecological roles that make those species unique. A new study on requiem sharks (Carcharhinus) shows ...

Deep-sea fossils have long fascinated scientists, offering glimpses into the ancient past and revealing the mysteries of prehistoric life. Recent discoveries of shark fossils in deep-sea environments, ...

Cow sharks (one shown) and frilled sharks are members of the newly proposed lineage. Tahsin Ceylan / Anadolu via Getty Images The shark family tree might be more complicated than previously thought.

As above, so below. There are patterns in nature that function as fractals, capable of retaining their essence no matter ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. During the ...