Dogs use facial expressions to communicate with humans and other canines. Most can have multiple implications that change based on the situation.

That must have been one heck of a toothy smile—imagine regular pig teeth growing next to bioengineered human-ish ones. After ...

“Sometimes redundancy has a way of showing up under certain conditions; they’re not truly redundant,” said Michael Snyder, ...

For the past two decades, scientists have been manipulating genes to grow human cells where you wouldn’t quite expect them.

13."Nearly 50% of women will deal with pelvic organ prolapse at some point in their life — yet no one teaches us how to ...

If you want whiter teeth, you don't need to shell out huge amounts on professional services. DIY teeth whitening products can get you a brighter smile at home. We've found the best comprehensive ...

"A world in which human wages crash from AI — logically, necessarily — is a world in which productivity growth goes through the roof, and prices for goods and services crash to near zero ...

Editor’s note: A version of this story appeared in CNN’s Wonder Theory science newsletter. To get it in your inbox, sign up for free here. The story of how humans evolved is a long and winding ...

In week 4, it was Teeth's turn to reveal herself - and the identity of the celebrity underneath truly shocked the judges, who had previously guessed the likes of Fearne Cotton, Emily Atack ...

Teeth was Mel Giedroyc all along! (Picture: Danny Lawson/PA Archive/PA Images) The panel failed miserably in guessing her identity (Picture: Hoda Davaine/Dave Benett/Getty Images for Women of the ...

“If you think about what we might expect humans to accomplish in an area like biology in 100 years, I think a doubling of the human lifespan is not at all crazy,” he said yesterday (Ja ...