D printing skin, bone, and even working organs could change transplant medicine and medical research — but how, exactly, does ...

Once one of these organs fails, especially without successful resuscitation, it triggers a rapid domino effect. The others ...

Fifty years since its discovery, scientists have finally worked out how a molecular machine found in mitochondria allows us ...

Butch Wilmore and Suni Williams will have to recover from their time in space. Learn more about what happens to the human ...

Most cells in the human body each contain about six feet of DNA. Yet the nucleus, where DNA is coiled, is no larger than a ...

After more than five decades of mystery, scientists have finally unveiled the detailed structure and function of a ...

As helpful as they are to many, fillings and dental implants can be detrimental, and while they have long been the only solutions to decay, it may soon be possible for teeth to regrow themselves. A ...

During morphogenesis—the process by which living organisms take shape—cells collectively position themselves in specific ways ...

The question being asked here is what happens if the damage that induces regeneration happens while the animal is still ...