Science World - Einstein's Right Again

After studying an incredibly massive pulsar/white dwarf combo astronomers have learn once again that Einstein was right with his General Theory of Relativity. Mother Nature influences first robotic fly. Are insecticides behind the dramatic die-off of honeybees. Minor Planet Center and the work it’s doing to protect us from asteroid strikes.  Drug for children and teens infected with HIV remains out of reach for many because it’s expensive and not widely available . Science World Quick Quiz: Who was first to fly faster than the speed of sound?