Astronomers have spotted what appear to be two supermassive black holes at the heart of a remote galaxy
All employees of the Office of the Director of National Intelligence are required to obtain authorization before disclosing any intelligence-related information to the public.
A brain-computer interface allows people to use only their thoughts to control a flying quadcopter
A Minneapolis, MN, witness reported watching a large black, triangle-shaped object hovering and moving slowly below a skyscraper that appeared to be about the size of a Volkswagen
Continuing a history of surprising behavior, material from Comet ISON appeared on the other side of the sun on the evening on Nov. 28, 2013
After a year of observations, scientists waited with bated breath on Nov. 28, 2013, as Comet ISON made its closest approach to the sun, known as perihelion.
It was twilight on a warm Sunday evening in mid-June 1970 in East Aurora, NY.
The first F-35 Lightning II assigned to the 56th Fighter Wing was officially delivered during a ceremony at Luke Air Force Base (AFB) in Glendale, Ariz.
NASA's built and is sending a set of high-tech legs up to the International Space Station for Robonaut 2 (R2), the station's robotic crewmember.
The Central Intelligence Agency may have violated the Speech or Debate clause of the U.S. Constitution
NASA's Spitzer and Hubble Space Telescopes have spotted what might be one of the most distant galaxies known
Before Apollo astronauts went to the moon, they went to Hawaii to train on the Big Island's lunar landscapes.
Arctic sea ice has been in sharp decline during the last four decades. The sea ice cover is shrinking and thinning...
The extraterrestrial double whammy that Earth only partially avoided on Friday has triggered an immediate response from astronomers.
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