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

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

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

Our immune systems weaken as we get older, making fewer cells that fight infection and help us recover from illness and injury. Scientists aren't completely sure why. They may have a better idea now, ...