The robotic aircraft was built by aerospace manufacturer Boeing and resembles the well-known space shuttle in shape, although it is much smaller.
The airman was found dead at his off-base residence and an investigation into the incident has been opened.
The Air Force is pre-positioning the deployable air base system throughout Europe, so they can be pushed out rapidly in the face of any threat.
The J-20 fifth-generation heavy stealth fighter brings China into a class only occupied by the world's leading military powers: the U.S. and Russia.
China says it "won't be scared" after the U.S. flew two B-52 bombers over the Spratly Islands on Tuesday.
Air Force Secretary Heather Wilson said U.S. JSTARS command and control planes would not survive initial contact with Russian and Chinese defenses.
The U.S. and China have military bases within miles of each other in the east African country.
A U.S. Air Force pilot was killed when his fighter jet crashed near Nellis Air Force Base.
The Air Force must cut F-35 operation and support costs by 38 percent over the next decade.
The Russian jets didn't broadcast the proper codes to air traffic control.
A local mother was concerned about the impact of the phallic imagery on her children.
China revealed it's building the world's fastest wind tunnel only a month after offering a glimpse of its new hypersonic DZ-ZF missile glider.
The DF-26 "Guam Killer" is China's first nuclear-capable ballistic missile that could reach the U.S. territory already threatened by North Korea.
The regime has already said it considers shooting U.S. jets outside of its airspace justified.
The Air Force released striking footage after deploying more than 2,000 airmen to assist in rescue and relief operations in areas hit by Hurricane Harvey.
Four U.S. Marine Corps' F-35B Lightning II joined pilots from Japan and South Korea in a show of "ironclad commitment."
One family is suing the U.S. government over its refusal to hand over files on a missing Korean War veteran who may have been taken to Russia.
Moscow denies harassing its neighbors and has accused the U.S. of undermining Russia's own national security.
The unmanned X-37B, which resembles a miniature space shuttle, touched down at 7:47 a.m. EDT on a runway formerly used for landings of the now-mothballed space shuttles.
While it may have been a routine test of the LGM-30 Minuteman III, the timing of the nuclear deterrent launch has some observers concerned.