A solar radiation storm stronger than one we’ve seen in over two decades is in progress, the Space Weather Prediction Center ...

A powerful flare has unleashed a severe solar storm that could cause auroras and satellite disruptions on Earth.

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

When we hear the word “radiation,” a certain image tends to pop up: toxic green barrels, blinking hazard signs, post-apocalyptic sci-fi vibes. But radiation didn’t arrive with nuclear power plants or ...

Is cellphone radiation safe? The U.S. Health Department is reopening research into the long-term health effects of mobile ...

Most people interpret radiation as a bad thing—but it isn’t always. In fact, radiation is a very normal phenomenon. For now, let’s just say that radiation is when an object produces energy. When a ...

Radioactive sources contain radioactive material of a particular radionuclide (an unstable form of an element emitting radiation), which can vary based on the application for which the source was ...

Radiation therapy, alone or in combination with surgery and chemotherapy, is commonly used for the treatment of many cancers. Although radiation therapy can usually be delivered without resulting in ...

Oral cancer involves malignant growths or tumors that can occur anywhere in the mouth or the throat. Doctors sometimes recommend radiation therapy to treat it, which involves doses of radiation to ...