Hidden along Florida’s Gulf Coast is one of the most unusual fossil-hunting destinations in the United States. Venice, Florida has earned the nickname “The Shark Tooth Capital of the World” because ...

The Conversation: Could warming seas bring great white sharks back to the North Sea? A 5‑million‑year‑old shark tooth may provide clues

Could warming seas bring great white sharks back to the North Sea? A 5‑million‑year‑old shark tooth may provide clues

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 ...

The Virginian-Pilot: Ancient shark tooth discovered at Virginia Beach’s North End. Could it be from a megalodon?

Ancient shark tooth discovered at Virginia Beach’s North End. Could it be from a megalodon?

MSN: Why Sharks Are Losing Their Teeth All Over the World (And It's Not a Good Sign)

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 ...

Why Sharks Are Losing Their Teeth All Over the World (And It's Not a Good Sign)

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Sharks' teeth—some of nature's sharpest and most formidable weapons—may ...