Cesium-137 is a man-made radioisotope of cesium. Traces of it are widespread and can be present in the environment at background levels, and at higher levels in water or foods grown, raised, or ...

An exploding Takata air bag has claimed another life, this time a 17-year-old girl whose car crashed near Houston. If you purchase a product or register for an account through a link on our site, we ...