The Ingenuity helicopter from the Mars 2020 mission far exceeded its original mission of simply demonstrating controlled ...

Over 14,000 pieces of junk are clogging up low Earth orbit, but this number could be reduced by a new invention that involves a satellite using the plasma exhaust of its ion engine to knock dangerous ...

As Jonathan Roll neared completion of a master’s degree in science and technology policy at Arizona State University three years ago, he did some research into recent developments by China’s ascendant ...