WEST PALM BEACH: Pratt & Whitney Rocketdyne, a United Technologies Corp. company, is a step closer to flight testing the world's first hypersonic hydrocarbon-fueled and -cooled scramjet engine. The X-51A Scramjet Engine Demonstrator-WaveRider (SED-WR) successfully demonstrated key flight clearance objectives

U.S. Air Force analyses show the F-35 Lightning II is at least 400 percent more effective in air-to-air combat capability than the best fighters currently available in the international market.The Air Force's standard air-to-air engagement analysis model, also used by

Top dog Goldman Sachs is not afraid to play grim profit reaper, but now it's the target of shorts itself.

Department of Interior officials allegedly engaged in sexual relationships with workers at energy companies they were overseeing and took improper gifts.

MOSCOW, September 22 (RIA Novosti) - A London-based diamond mining company, Gem Diamonds, announced Monday it had discovered a rough diamond weighing 478 carats at its mine in Lesotho. The company said the stone was the 20th-largest diamond found anywhere

Thales Suisse has unveiled a bi-sensor reconnaissance sub-system on the tactical vehicle EAGLE IV by General Dynamics / Mowag. The recce sub-system includes a tactical radar as well as an optical camera on a 10 meter mast. This sub-system will