Ironwood Elementary student Adam Velazco was named to a list of the Top 300 competitors in the Broadcom Masters, a science, technology, engineering and math competition for middle-schoolers.

Around nine-in-ten U.S. adults say marijuana should be legal either for medical or recreational use. Just 12% say the drug should not be legal at all.

Breaking science news and articles on global warming, extrasolar planets, stem cells, bird flu, autism, nanotechnology, dinosaurs, evolution -- the latest discoveries ...