A magnet hovering above a superconductor. Persistent electric current flows on the surface of the superconductor, forming an electromagnet that repels the magnet.J. Adam Fenster/University of Rochest… [+6868 chars]
When its all done, the full stack of the Space Shuttle launch system will stand 200 feet (61 meters) tall, becoming the
TOKYO As China's economy continues to grow at a slower pace than in recent decades, Chinese businesses and households ar
When Meiklejohn started college at Brown in 2004, she discovered cryptography. This branch of computer science appealed
