There is a case to be made for brushing your teeth before eating or drinking. 123rf The question: Is it better to brush your teeth before or after breakfast or a cup of coffee? The science: We all ...

Animals with the most teeth: Sharks are probably the first animal that comes to mind when you think of one with a lot of teeth, but some of the world's toothiest animals aren't even predators. Nature ...

A rumor that circulated in June 2025 claimed to show a collage of two authentic X-rays of a person with 81 teeth. According to many of the posts, the X-rays, which showed a skull from two angles, ...

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 ...

Ozempic has been a hot-button topic recently. The prescription drug, semaglutide, is most commonly used to treat type 2 diabetes, but over the last few years, it has surged in popularity among people ...

A juvenile spotted ratfish. These deep-sea fish are named for their long, rat-like tails. Gareth J. Fraser, University of Florida Deep in the ocean, you can find a strange fish with teeth not just in ...

Women's Health may earn commission from the links on this page, but we only feature products we believe in. Why Trust Us? While a whiter smile seems to be the primary benefit being peddled on social ...

Researchers studied the male spotted ratfish's tooth-covered forehead appendage, which flares out to ward off rivals and grip onto females. Reading time: Reading time 3 minutes Spotted ratfish are ...

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 ...

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 ...