March 17, 2011 Dozens of people at and around the Fukushima Dai-ichi power plant reportedly have been decontaminated after exposure to radioactive material. So what's involved in decontamination, and how do you know if it's needed?
March 17, 2011 A person would have to consume more than 3 pounds of iodized salt to obtain the amount of iodine in a single tablet of potassium iodide for use in a radiation emergency.
March 17, 2011 If you're anything like me — when it comes to learning something new in the field of science — words only do so much. In a video from CNN, the combination of sight and sound provides a further look into the nuclear reactor problem in Japan.
March 17, 2011 In the first hour of Talk of the Nation, an update on the recovery in Haiti and Chernobyl 25 years after the disaster. In the second hour, Japan's ongoing nuclear crisis and a U.N Security Council vote on a no-fly zone in Libya.
March 17, 2011 Live blog Japan disaster
March 16, 2011 The material used to produce nuclear power and its byproducts are key sources of radiation. Some types are more important than others.
March 14, 2011 Japan has distributed potassium iodide to evacuation centers near the troubled Fukushima Daiichi and Fukushima Daini nuclear power plants. The pills could help reduce the risk of thyroid cancer, if large amounts of radioactive iodine are released into the environment.