Male "ghost sharks"—eerie deep-sea fish known as chimaeras that are related to sharks and rays—have a strange rod jutting from their foreheads, studded with sharp, retractable teeth. New research ...

Growing up, I never loved jewelry. But I’ve been wearing the same necklace for the past year: a wrapped lemon shark tooth that I found on Wrightsville Beach, which never fails to act as a conversation ...

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 ...

A great white shark is a masterwork of evolutionary engineering. These beautiful predators glide effortlessly through the water, each slow, deliberate sweep of the powerful tail driving a body ...

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 ...

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 ...