Results 39061-39070 of 47832

The engine that could

How one man's dream of a new propulsion system won a huge contract for Lockheed Martin.

Nation highly exposed to future terrorist attacks, experts warn

More than four months after the most devastating terrorist attack on U.S. soil in history, the nation remains highly exposed to attacks from terrorists using nuclear, biological, chemical or radiological weapons, according to numerous experts speaking at a security conference at Syracuse University last week.