Scientists studied how the sea creatures, also known as chimaeras or ghost sharks, ended up with one of evolution’s most bizarre appendages. By Jack Tamisiea Life in the ocean’s dark depths can be ...

Sharks can famously replace their teeth, with new ones always growing as they're using up the current set. As sharks rely on their teeth to catch prey, this is vital to the survival of one of the ...

Editor’s note: Every year, hundreds of undergraduates at the University of Delaware pursue research under the guidance of a faculty mentor. Such experiences provided by UD — a nationally recognized ...

Even sharks’ famous tooth-regrowing ability may not save them from ocean acidification. Researchers found that future acidic waters cause shark teeth to corrode, crack, and weaken, threatening their ...

Add Yahoo as a preferred source to see more of our stories on Google. Welcome to another Shark Week! AKA the best TV of the year. 1.The goblin shark has the fastest fish jaws in the ocean. It's the ...

1.The goblin shark has the fastest fish jaws in the ocean. It's the only shark with jaws that extend forward — at the speed of 10 feet per second! This can only be seen by the human eye in slow motion ...

Participants can sink their teeth into fun facts about sharks during Shark Week July 13-19, at the North Carolina Aquarium at ...