By tracing solar flare gamma rays, scientists gain new insight into particle behavior that shapes space weather forecasts.

The Sun’s most violent flares are turning out to be even more extreme than I, or many solar physicists, had imagined. By ...

Part of the upgrade Riverside Health System recently made to its Leksell Gamma Knife, a noninvasive radiosurgery machine that attacks brain tumors, had to be done in the dead of night. “They have to ...

Back in October of 2022, astronomers around the world were baffled and awed by the largest gamma-radiation burst we've ever recorded. The burst was so powerful, in fact, that it has been nicknamed the ...

A nearby supernova in 2023 offered astrophysicists an excellent opportunity to test ideas about how these types of explosions boost particles, called cosmic rays, to near light-speed. But surprisingly ...