The Lava River Cave outside of Bend is a mile deep and 60 feet tall. Here's how to explore Oregon's longest lava tube.

Researchers Uncover Remains of Prehistoric Shark Species Even Older Than Dinosaurs in a Cave in America The legacy of "sea dogs" has welcomed two more chapters. Two new species of prehistoric ...

In a remarkable discovery, researchers have identified an unknown species of shark that is labelled as extinct.The species ...

A newly identified ancient shark species, Macadens olsoni, has been at Mammoth Cave National Park. The National Park Service says Macadens olsoni likely measured less than a foot long and featured a ...

An epic archaeological discovery of a new species of ancient shark was recently made at Mammoth Cave National Park, dating back approximately 340 to 335 million years. Researchers named the latest ...

By Emily Sanderson Click here for updates on this story MAMMOTH CAVE, Ky. (WLWT) — A new species of shark was discovered in Kentucky’s Mammoth Cave National Park. The ancient shark is called a ...

That’s powerful — it makes us feel proud of who we are.” On the road My journey into America’s Indigenous southwest begins 220 miles south of Tuba City, in the state capital of Phoenix.

US News Ancient new shark species — dating back 340 million years — unearthed in world’s largest cave system By Anna Young Published July 25, 2025, 9:35 p.m. ET ...

By Emily Sanderson Click here for updates on this story MAMMOTH CAVE, Ky. (WLWT) — A new species of shark was discovered in Kentucky’s Mammoth Cave National Park. The ancient shark is called a ...