New research shows that conodonts, extinct eel-like marine animals, possessed tooth elements sharper than those of any living vertebrate. Using high-resolution microscopy, scientists measured tip ...

Donald Trump mocked after seemingly confusing bald eagle with a falcon Thieves tunnel into bank vault, steal millions from safe-deposit boxes The Trump administration just ordered another retiring ...

STANFORD, Calif. (KGO) -- If you ever come face-to-face with the wrong kind of shark, there's something you probably want to avoid. Just a hint: they're long and really sharp. But now, researchers at ...

Some male “ghost sharks” have a bizarre way of giving love bites: They use teeth that sprout from their foreheads. These otherworldly animals, also known as spotted ratfish, can grab onto mates using ...

The discovery proves it's possible for vertebrates to grow teeth outside the mouth Getty A new study discovered male ghost sharks grow teeth out of their foreheads on an appendage called a tenaculum ...

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 ...

Ghost sharks have evolved rows of true teeth on a bizarre forehead rod used for mating. Fossil and genetic evidence revealed the tenaculum’s teeth develop the same way as those inside the mouth, ...

Sharks have been on this planet for more than 400 million years. They’re older than the first trees, the North Star, and even the rings of Saturn. They’ve seen and been through it all — but the ...

WASHINGTON — They are the ocean's most famous apex predator. But something is eating at them - acid. Rising acid levels in the world's seas will dissolve sharks' teeth - that's according to a new ...