Add Yahoo as a preferred source to see more of our stories on Google. Tom Pierce’s hands move with precision as he wraps each black shark’s tooth with wire, laying them in a row on the glass counter.

Bull sharks (Carcharhinus Leucas) are one of the ocean’s most fearsome creatures. Although some animals may prey on bull sharks, such as crocodiles, killer whales, and the occasional great white shark ...

Sharks' teeth—some of nature's sharpest and most formidable weapons—may not withstand the effects of future ocean acidification, new research suggests. Scientists at the Heinrich Heine University ...

Before we start talking about tiger shark teeth, get to know the shark that these teeth come from. Tiger sharks, like many other shark species (but not all of them), are solitary creatures. They tend ...

The fearsome teeth that define sharks as the ocean's apex predators, and are crucial for their survival, are now under threat from changing marine chemistry. A new study suggests that increasing ocean ...

An amazing discovery along the shores of the Chesapeake Bay dating back 10 million years soon will be displayed to the public in Calvert County, Maryland. Along the western shore of the Chesapeake Bay ...

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 ...

A recent diving trip off the coast of Florida resulted in an ancient discovery. Kristina Scott found a 6-inch megalodon shark tooth while fossil diving in Venice. She said she’s been fossil diving for ...