WASHINGTON (Reuters) - With the help of mannequins named Helga and Zohar and sensors placed inside a spacecraft, scientists have collected valuable data about radiation exposure for astronauts outside ...

Three contractor employees involved in a May 10 radiological incident on the U.S. Department of Energy’s desert site did not receive any internal exposure, officials said Thursday. Biological ...

Scientists warn that annual radiation exposure increases the risk of heart attack and stroke among long-term nuclear workers.

Radiation safety experts from the Tokyo Electric Power Company (TEPCO) in Japan visited two IAEA laboratories in Vienna and Seibersdorf, Austria and learned about the IAEA’s upgraded techniques for ...