A Ukrainian member of parliament has publicly claimed that Ukraine is carrying out covert space launches from a jet aircraft ...

The company's novel rocket engine could be a game changer for the U.S. military.

Liftoff of the "That's Not a Knife" suborbital mission occurred at 7 p.m. ET on Friday (Feb. 27). When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

Long before the Harrier became famous, Britain was already testing a jet that could take off vertically and hover in place. The Short SC.1 used multiple downward-facing jets to lift itself ...