radiation

As the crisis at Japan's Fukushima Daiichi nuclear plant continues, some worry that radiation from the damaged reactors will reach U.S. shores. Dr. Edward Maher, president of the Health Physics Society, and an environmental science expert at Harvard, explains why we should breathe easy.

Con artists are busy trying to convince frightened consumers to protect themselves with potassium iodide pills from the nuclear catastrophe unfolding in Japan, the Federal Trade Commission warns. Potassium iodide can help prevent thyroid cancer, a major risk associated with contamination from...

Both a major buyer and processor of fish, Japan is an important link in the global seafood distribution chain. So the effects of the disaster -- including the ruined ports, roads, fisheries and processing centers -- have taken their toll on the seafood industry worldwide.

Sushi lovers needn't fear the effects of radiation on their sashimi and tuna rolls -- at least not here in the U.S. For one thing, it will be a long while before anyone starts fishing off the coast of Japan near where the earthquake-ravaged Fukushima Daiichi nuclear plant is emitting dangerous...

Stop the panicking! "Minuscule" amounts of radiation -- "about a billion times beneath levels that would be health threatening" -- have been detected in Southern California, fallout from the developing nuclear disaster in Japan. The U.N. keeps many measuring stations throughout the world, and the...

Amid panic about the possibility of a radioactive fallout from Japan, Geiger counters and radiation pills have been flying off the shelves, sometimes at unscrupulous prices.

Ever since the attempt to blow up a U.S. airliner on Christmas Day, there has been increased attention given to full-body imaging scanners. But now concerns are growing that the scanners may actually pose a health risk by exposing passengers to radiation.