The ancient shark species, known as Macadens olsoni, “is notable for its unique tooth whorl, a curved row of teeth designed ...

Extinct clam-like species used fine bristly feelers to ensure space between themselves and aid filter feeding across seabed, ...

What if one of the most iconic “living fossils” has been misleading evolutionary biology for decades? The African coelacanth, ...

National Park Service researchers have identified a previously unknown shark species in the limestone walls of Mammoth Cave, ...

CT scans of Cretaceous fossils reveal seven ancient worm species that bored into marine bones and shaped deep-sea ecosystems.

Researchers named the latest ancient shark discovery Macadens olsoni, as a tribute to both the Mammoth Cave and Rickard Olson ...

Researchers have demonstrated a technique that geometrically models organic objects and creates photorealistic, ...

A fossil misidentified for over a century is now reshaping what scientists know about how life first made the leap from sea ...

A dig in eastern North Carolina last week had a scientist up to his armpits in mud, and led to some great finds for a museum ...

In a twist worthy of a detective novel, a long-misidentified fossil at Harvard's Museum of Comparative Zoology (MCZ) has ...

A mass extinction event wiped out around 90% of life. What followed has long puzzled scientists: The planet became lethally hot for 5 million years. Researchers say they have figured out why using a ...

A new species of ancient shark, named Macadens olsoni, has been discovered at Mammoth Cave National Park through fossil ...