A shadow appears beneath the surface. At first it is distant, almost harmless. Then it grows closer. A triangular fin cuts ...

By tracking neural crest cells in catshark embryos, researchers discovered that the molecular toolkit behind face-building is ...

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 ...

Blind as a bat. See like a hawk. Eagle-eyed…Eyes like a shark? As humans, we’ve long been fascinated by the capabilities, or lack thereof, of creatures throughout the animal kingdom. While some ...

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 ...

For years, researchers have tagged sharks in the world's oceans to learn where they go, how they migrate and where they feed. While these tags have given us a wealth of data about their lives, many ...

Shark nets aim to catch potentially dangerous sharks close to popular swimming areas. However, this method can also kill ...