Increasing concerns over clinicians' risks of developing cancer or other health problems from ionizing radiation exposures on the job prompted members of the American Medical Association (AMA) House ...

Recent release of the waste water from Japan's Fukushima nuclear disaster stirred apprehension regarding the health implications of radiation exposure. Classified as a Group 1 carcinogen, ionizing ...

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 ...

Astronomers traced a mysterious 'scar' of ionized gas around the solar system to two stars that had a close flyby with our sun millions of years ago.

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 ...

Bob Benjamin was observing the Milky Way when he noticed something odd. The professor in the University of Wisconsin-Madison's astronomy department, and co-author of a new study, saw a red, tilted ...

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