new species

Forty-three million years ago, ancient semi-aquatic whales roamed coastal seas which have since transformed into the deserts of present-day Egypt.…

Parasitism

Where do worms live? In the dirt, on sidewalks after a rain storm, and on the bottom of the sea…

Physiology

What lurks beneath the murky swamps and marshes in southern U.S.? A new giant salamander!

People have been catching this shark for years and have been mistaking it for its identical relative. But, scientists have…