Forty years after the Chernobyl disaster, the effects of the world’s worst nuclear accident are still being felt.

When nuclear accidents happen, many people imagine radiation spreading everywhere and lasting forever. The reality is more ...

"Dogs at Chernobyl are now genetically distinct … thanks to years of exposure to ionizing radiation, study finds." ...

Rethinking nuclear radiation and its dangers is critical if the world is to turn away from hydrocarbon sources of energy. Many of us are seeing unwelcome spikes in our electric bills. This is due in a ...

Radiation can wreak havoc on the human body when it's exposed to high doses or for prolonged periods of time. The world understood this in horrifying detail after the Chernobyl and Fukushima Daiichi ...

Maintaining international nuclear security requires tracking and monitoring fissile materials, such as plutonium and uranium. Standoff radiation detectors, which can measure radioactivity from afar, ...

There was a recent recall of so-called ‘radioactive shrimp’ that were potentially contaminated with cesium-137 (Cs-137). But contamination isn’t an all-or-nothing affair, so you might wonder exactly ...