A C-17 Globemaster gets a challenging visual inspection at Dover Air Base before take off.
Private Pilots, NASA Wants Your Help
The space agency is looking for general aviation pilots to help track harmful algal blooms.
As sunlight hits these Martian dunes at the end of winter, carbon dioxide gas escapes and forms the spots in this image taken from the HiRISE camera on the Mars Reconnaissance Orbiter.
And the three leading theories are…
A technician mounts a tiny P-80 model to the wing of a P-51A, which will take it through high-speed dives so the model can collect in-flight data.
Space Radiation May Cause Heart Disease
Apollo astronauts have died from cardiovascular problems at a much higher rate than other astronauts. Why?
Little Light in the Search for Dark Matter
Scientists have to re-think the particles believed to make up most of the universe when another experiment comes up empty.
Crew chiefs with the Wyoming Air National Guard tow an aircraft inside the hangar for maintenance.
Solar Impulse 2 Finishes Its Epic Round-the-World Trip
And all without using a drop of fuel.
A photographer finds the beauty in abandoned launch sites.
The Fastest Jet Flight in History
Forty years ago, the SR-71 Blackbird set a record that still stands.
Ricochets, Decapitations and Lunar Sculptures
How some of the largest craters on the Moon were created.
The astronauts aboard the International Space Station used their new 3D printer and specs designed by a student at the University of Alabama, Robert Hillan, to create this Multipurpose Precision Maintenance Tool.
Looking for The Right Atmosphere
The next step in the search for habitable planets.
Neil Armstrong’s Gloves and Helmet Go Back on Display
The historic artifacts come out of the cold, but only for a year.
Star Trek ’s Simon Pegg, Giving Her All She’s Got
The actor and screenwriter reflects on the legacy of a science fiction franchise that’s been boldly going for half a century.
What Were the Mysterious “Foo Fighters” Sighted by WWII Night Flyers?
Something strange was following the Beaufighter crews of the 415th Night Fighter Squadron.
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