Police say the family of 64-year-old Elizabeth Pollard called police at about 1 a.m. to say she hadn't been seen since going ...

Through advanced autonomy testbed programs, NASA is setting the groundwork for one of its top priorities—the search for signs ...

Researchers at Cornell University have built the world’s smallest walking robot, at just two to five microns across: so small ...

Nearly 40 years after Voyager 2's journey, NASA plans to revisit Uranus to explore its moons for hidden liquid water oceans, ...