1. Introducing sharks, skates, rays, and chimaeras -- What are sharks and how are they classified -- How many kinds of sharks are there -- How did sharks get their name -- Where do shards live -- When ...

You may think that since sharks have noses, they use them for breathing. However, unlike mammals, they use them only to smell, not to breathe. Sharks are fish, so they do not have lungs, either. So ...

Revered and feared, sharks hold an unparalleled place in the human imagination. They are the ocean’s apex predator. The stuff of nightmares. The lurking specter of myths. Scientists tell us that ...

Maybe you've seen a "mermaid's purse" while walking on the beach. Not actually an accessory for the mythical creature, these small casings are the eggs of sharks and their relatives. For around 455 ...

Scientists are testing a device called "Shark Guard" that uses electrical pulses to deter sharks from stealing fish from fishing lines. The device overstimulates a shark's sensory receptors, causing ...

Tom has a Master's degree in Journalism. His editorial work covers anything from archaeology and the environment to technology and culture. Tom has a Master's degree in Journalism. His editorial work ...