Enlarge/ Dr. Charles H. Townes, inventor of the maser, a key component of atomic clocks, illustrates the differences between it and a standard clock. 137 with One of the leading thinkers on how h… [+3849 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