Sharks have long been known for their razor-sharp teeth, weapons that make them some of the ocean’s most effective hunters. But new research suggests that these powerful tools may not be as invincible ...

They’re more shark than bite. Sharks could soon experience a dental breakdown. These apex predators are at risk of losing their teeth due to the increased acid content in the world’s oceans, according ...

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. The process only takes a few minutes to create each piece of jewelry, ...

How will the climate crisis affect one of the ocean’s fiercest predators? New research published Wednesday has examined what might happen to sharks’ highly specialized, flesh-cutting teeth. As carbon ...

Behind the shark's smile lies an unsuspected fragility: the increasing acidity of the oceans is eroding the structure of their teeth, eventually cracking, deforming, and causing them to fall out. Here ...

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 ...

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 ...