A species of rarely seen since its discovery in the late 19th century, the goblin shark recently turned up in Spanish waters.

MAMMOTH CAVE, Ky. — A new-to-science species of ancient shark was recently discovered in Mammoth Cave National Park in Kentucky. The small shark named Clavusodens mcginnisi, or “McGinnis’ nail tooth,” ...

Despite multiple mass extinctions, the frilled shark has managed to thrive for 100 million years. Today, it remains one of ...

New satellite tracking research shows that while MPAs help, they are far from enough for a highly mobile species heavily ...