This tiny but mighty robot just nailed its first surgery demo in zero gravity up in space this weekend. On Saturday, surgeons from Lincoln, Nebraska, remotely controlled a two-pound robot, known as ...

A soldier hit by shrapnel in a contested zone today faces a brutal clock. Depending on terrain and enemy fire, hours can pass before a medevac helicopter lands and more hours before a surgeon makes ...

Stroke patients may soon benefit from magnetic, remote-controlled medical devices that clear away their blood clots and minimize their risk for long-term brain damage. Typically, surgeons break up ...