If NASA's plans mostly involve the future, the US Air Force budget is looking into the past.
The Public Administration Committee are questioning Lt Col Dan Ward of the US Air Force, via video link.
Venezuela's foreign minister, Elias Jaua, later announced the expulsion of a second US Air Force attache, Devlin Kosta.
The old RAF site at Upper Heyford was one of the largest US Air Force bases in Europe.
The satellite, FalconSat-2, was built by US Air Force Academy cadets to investigate the phenomenon known as "space weather".
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The US Air Force lists an "active force" of 217 of the aircraft.
The now-retired US Air Force colonel leapt from a helium envelope in 1960.
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In the book, I profile a US Air Force fighter pilot Cesar Rodriguez.
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Things have gotten a little more interesting, though, now that the US Air Force Space Command has officially piped in.
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Now the replica has been built, it will be dismantled and shipped to a US air force base in North Carolina.
Italian President Giorgio Napolitano has pardoned a US Air Force colonel convicted in absentia over the rendition of an Egyptian imam in 2003.
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He said one US Air Force attache, David Delmonico, had been spying on Venezuela's military and had 24 hours to leave the country.
Gen Shelton issued the warning during a briefing given to reporters about the US Air Force division he heads that includes America's cyber-troops.
So solutions had to be found, even though large-scale disasters continue, such as the recent billion dollar fiasco in the US Air Force.
The RQ-170 Sentinel is an advanced high-altitude surveillance drone used by both the US Air Force and the CIA. It does not carry weapons.
Only last month, it fired one in the Gulf of Mexico towards a test range at the Eglin US Air Force Base in western Florida.
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One hundred and fifty orphans and 28 adults died when a US air force transport plane made an emergency landing after a door blew out.
It saw the Landsat-8 mission hurtle skywards on an Atlas rocket from the US Air Force base at Vandenberg shortly after 10:00 local time (18:00 GMT).
The former US Air Force Pilot, who had settled in Alton, was arrested in February 2011 after raising the suspicions of another pilot on an internet forum.
Former pupils of the school include the distinguished US Air Force pilot, General Gordon Graham, the American football player Russell Letlow and the television actress Jeanne Cooper.
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The US Air Force has always declined to comment on the reports, which were based on an interview with a scientist who said he was familiar with the project.
Last week's order to ground the planes - in the US air force, army and Marine Corps - marked the second time in two months planes from the F-35 range have been grounded.
"This is very serious, Joe, " he told retired US Air Force Col Joe Kittinger, whose records he was attempting to break, and who was acting as his radio link in mission control at Roswell airport.
The office of the US Air Force Inspector General, while confirming the overall pattern of complaints, found no evidence of criminal wrongdoing and concluded that the mortuary officials named had not personally broken rules or regulations.
He is now employing a vision test used by the US Air Force which checks the ability to discriminate between white, black and grey - the lack of which is another symptom often seen in chronic ciguatera.
Having decided to take part, the ministry was so determined to quash UFO rumours, officials arranged for RAF Lightnings and one US Air Force Phantom to be filmed flying in formations that they said were the basis for the rumours.
According to the official website of the US Air Force, Stapp is also credited with coining one of the most famous phrases in American history when he suffered injuries owing to a mistake by one of his assistants Captain Murphy.
Fischer-Tropsch derived fuels for aviation have been produced recently for the Department of Defense by U.S. based Syntroleum, and have been successfully tested by the US Air Force in a B-52 jet with all eight of its engines fueled by the mixture.
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We also saw greener transportation take to the skies as Finnair launched the world's longest biofueled commercial flight, Scaled Composites launched its bipod flying car, and the US Air Force announced plans to replace 50 percent of its domestic fuels with biofuels by 2016.
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To run simulations, Guillermo Owen of the Naval Postgraduate School in Monterey, California, uses intelligence data from the US Air Force to estimate on a 100-point scale the importance a wanted man attaches to his likes (fishing, say) and priorities (remaining hidden or, at greater risk of discovery, recruiting suicide-bombers).
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