The legally limited debt of the federal government has now been exactly $16,699,396,000,000 for 100 straight days.
Thanks to new technology developed in part at the UA, astronomers can now view objects in the sky at unprecedented sharpness in visible light.
This image shows the potentially hazardous near-Earth object 1998 KN3 as it zips past a cloud of dense gas and dust near the Orion nebula.
NASA partner Sierra Nevada Corporation (SNC) of Louisville, Colo., successfully completed a captive-carry test of the Dream Chaser spacecraft Thursday, Aug. 22
C. Gordon Fullerton, who compiled a distinguished career as a NASA astronaut, research pilot and Air Force test pilot spanning almost 50 years, died Aug. 21.
A secret tunnel recently revealed underneath Los Alamos has an important national security mission.
A NASA spacecraft that discovered and characterized tens of thousands of asteroids throughout the solar system before being placed in hibernation will return to service
On August 21, 2013 at 1:24 am EDT, the sun erupted with an Earth-directed coronal mass ejection, or CME.
Scientists have harnessed the tools needed to stage Earth’s most colorful light show, and they have brought the Aurora Borealis into a lab
Ancient Egyptian beads found in a 5,000-year-old tomb were made from iron meteorites that fell to Earth from space
On August 20, 2013 at 4:24 am EDT, the sun erupted with an Earth-directed coronal mass ejection or CME.
Researchers' recent announcements are talking about a quantum leap in quantum teleportation.
Newly declassified documents, obtained by George Washington University's National Security Archive, appear to for the first time acknowledge the existence of Area 51.
The larger of the two moons of Mars, Phobos, passes directly in front of the other, Deimos, in a new series of sky-watching images from NASA's Mars rover Curiosity.
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