Space station sighting turned off by NASA.
READ MOREMade from hydrogel, robots may one day assist in surgical operations, evade underwater detection.
READ MORESimulation shows the New Glenn landing on a drone ship
READ MORETESS will give us a new view of our galactic neighborhood.
READ MOREAfter a two-and-a-half-hour descent, the metallic, saucer-shaped spacecraft came to rest with a thud on a dark floodplain covered in cobbles of water ice, in temperatures hundreds of degrees below freezing.
READ MOREStanton Friedman, perhaps the world most well-known UFO researcher, is retiring this year.
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