A C-17 Globemaster gets a challenging visual inspection at Dover Air Base before take off.
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.
Apollo astronauts have died from cardiovascular problems at a much higher rate than other astronauts. Why?
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.
And all without using a drop of fuel.
A photographer finds the beauty in abandoned launch sites.
Forty years ago, the SR-71 Blackbird set a record that still stands.
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.
The next step in the search for habitable planets.
The historic artifacts come out of the cold, but only for a year.
The actor and screenwriter reflects on the legacy of a science fiction franchise that’s been boldly going for half a century.
Something strange was following the Beaufighter crews of the 415th Night Fighter Squadron.
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