Yet subtle shifts in our anatomy today demonstrate how unpredictable evolution can be. Take something as mundane as an extra blood vessel in our arms, which going by current trends could be ...

Scientists have for the first time grown functioning human blood vessel organoids from stem cells in the lab. Their study, published on Wednesday (January 16) in Nature, offers researchers the ...

The skeleton provides the framework for muscles and gives the body its defined human shape ... made up of three main parts - the heart, the blood vessels and the blood that flows through them.

The human body has evolved to shield its vital ... These blows can rupture vital blood vessels around the brain, triggering rapid bleeding that causes instant symptoms or slowly compresses the ...