See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. An ancient megalodon tooth covered in bite marks has been found by ...

Toothpaste is a daily staple in more than 300 million Americans’ oral hygiene routines, and more people are looking for sustainable oral care products that are made with safe ingredients and reusable ...

Fossils reveal an ancient platypus species (Obdurodon insignis) that still had teeth, offering insight into how this unusual ...

Bull sharks (Carcharhinus Leucas) are one of the ocean’s most fearsome creatures. Although some animals may prey on bull sharks, such as crocodiles, killer whales, and the occasional great white shark ...

Haley Mast is a freelance writer, fact-checker, and small organic farmer in the Columbia River Gorge. She enjoys gardening, reporting on environmental topics, and spending her time outside ...

If you have ever smiled in the mirror and noticed that the line between your two upper front teeth does not line up with the ...