Sharks, skates and catfish also have tooth-like structures called denticles that make their skin feel like sandpaper. When Haridy studied the tissues of her catfish, she saw that the denticles were ...

Across the Levant in the 15th century B.C., cities were rising up against freshly-installed pharaoh Thutmose III. It would be ...

Fossilized footprints of a primitive reptile found on a slab of rock from Australia could rewrite the story of how animals ...

Please support the Channel by checking out my affiliate links!!! *** There were some fixes made to the video... Robert Newman is the President of the Pharaoh Hound Club of America. Robert sits us down ...

Teeth are good for chewing and biting, but they are also sensitive – and that may have been their original function hundreds ...