Research Institute for Light-induced Acceleration System (RILACS), Osaka Metropolitan University, 1-2 Gakuencho, Nakaku, Sakai, Osaka 599-8570, Japan Department of Physics, Graduate School of Science, ...

Valentine's Day treats might look a little different in the next few years. The U.S. Food and Drug Administration has banned Red No. 3, a dye that gives food and drink a bright, cherry-red color.