Rachel Feltman: For Scientific American’s Science Quickly, I’m Rachel Feltman. Humans have been trying to replace ailing parts of our bodies for thousands of years, turning to prosthetic limbs, ...

If we look across the whole of the mammal branch of the tree of life, we find there are many groups of mammals that have ...

A new imaging breakthrough combines ultrasound and light-based techniques to generate vivid 3D images that show both tissue ...

From the first successful kidney transplant in 1954, modern organ transplantation has often been linked to the horrors of Frankenstein. While people have grown to accept kidney and liver transplants ...

Medical sculptor Damon Coyle walks around with a Mary Poppins bag of body parts. Fake ones, that is. At the University of Missouri, his lab creates hyperrealistic body parts designed to help medical ...

From Regenerating Teeth to Artificial Organs: Are Scientists Pushing Boundaries or Playing God? In recent years, regenerative medicine has advanced at a staggering pace. What once sounded like science ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. Our bodies are like museums of evolution. We walk on two legs ...

As much as we would like to, we don't have all the answers.