Performing brain surgery without a scalpel - Hyunsoo Joshua No

Dig into the science of radiosurgery: a procedure that uses light beams of radiation to target tumors, without making a single incision. -- Every year, tens of thousands of people have brain surgery without a single incision: there’s no scalpel, no operating table, and the patient loses no blood. Instead, this procedure uses a machine that emits invisible beams of light at a precise target inside the brain. So how exactly does this treatment work? And what does it do to the tumors it targets? Hyunsoo No e