1.   A Russian mathematician was given access to an American supercomputer loaded with stealth warplane design software is under investigation for espionage.

2.   A Russian mathematician who was given access to an American supercomputer loaded with stealth warplane design software is under investigation for espionage.

3.   Early stealth designs had the flight characteristics of house bricks.

4.   It combines stealth design with the supersonic, highly maneuverable dual engine, long-range requirements of an air-to-air fighter.

5.   It published a sketch of a stealth design resembling a large flying wing.

6.   Project Cougar, a model of a similar stealth ship design, was unveiled Monday by BAeSEMA, a subsidiary of British Aerospace.

7.   Their radar-evading stealth designs mean they must carry all weapons internally.

8.   Scott said the stealth design of the Predator, which cost two million dollars each, provides good protection against aire defense weapons on the ground.