Science Jul 22 This everyday chemical was cast aside. Its replacement might be making cats sick By Berly McCoy
Mar 28 Watch Reporting on Chernobyl, 25 Years Later 25 years after the Chernobyl disaster, how is the area coping? Miles O'Brien reports.
Science May 20 Watch BPA Dropped From Some Plastics Amid Health Concerns Bisphenol A, or BPA, is a chemical commonly found in hard plastic bottles such as Nalgenes and other everyday plastic products. However, increasing concerns about BPA's alleged toxicity has caused Nalgene to stop using it to make bottles.