A company called SpaceX provided a peek Wednesday into the future of the American space program. The company's rocket, Falcon 9, lifted off from the Cape Canaveral Air Force Station in Florida, carrying a space capsule called Dragon.
Scientists have been diving in the Gulf of Mexico on a miniature submarine to see how the ecosystems there are coping with the BP oil spill. The expedition gradually edged toward ground zero -- the BP wellhead.Looking for robust sea life in the Gulf isn't as odd as it may seem.
The U.S. has just received its first shipment of molybdenum-99, an essential material for medical imaging that's being mass-produced for the first time with low-enriched uranium instead of weapons-grade material.
The number of Americans who believe that global warming is a scientific fact has been dropping, and environmental groups and climate scientists who say the evidence for warming is clear are scratching their heads over this reversal and scrambling to find a new strategy.Three years ago, former Vice P