A small vortex on the wing makes the elegance of birds' flight

One mystery of birds' flight is solved! The elegance of birds' flight, their seemingly effortless aerial turns and the softness of their landing, have been envied by many people. From countless observations, it has been known ...

SpaceX company fixes Dragon capsule problem (Update)

Flight controllers managed to gain control of a commercial craft carrying a ton of supplies for the International Space Station after it ran into thruster trouble shortly after liftoff, but the earliest the Dragon capsule ...

SpaceX Dragon capsule launched to space station

A commercial cargo ship rocketed into orbit Sunday in pursuit of the International Space Station, the first of a dozen supply runs under a mega-contract with NASA.

Spacewalking astronauts move crane, skip shields

Two spacewalking astronauts moved a construction crane outside the International Space Station on Thursday, a cumbersome job that took so long they scrapped hanging shields to protect against space junk.

NASA's Nanosail-D 'sails' home -- mission complete

After spending more than 240 days "sailing" around the Earth, NASA's NanoSail-D -- a nanosatellite that deployed NASA's first-ever solar sail in low-Earth orbit -- has successfully completed its Earth orbiting mission.

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