The Petite Particle Accelerator: A Proton Gun For Killing Tumors

Since 1990, doctors have been regularly treating cancer patients using proton beams, which work similarly to radiation. Proton therapy is more precise, however, causing less harm to healthy surrounding tissues. Unfortunately, generating a proton beam requires a particle-accelerator facility that's the size of an… » 3/26/12 1:00pm 3/26/12 1:00pm