Angular and distinctly space-age in appearance, the vast Valkyrie was perhaps the most impressive aircraft ever flown.

Gen. Jason Bartolomei, the AFRL commander, came out to visit just before I retired. He said, “You guys are strategically ...

Working on a car can be a fun, relaxing activity, but there are some vehicles that really strain that philosophy. Here are some of the worst.

On Monday, after rolling the SLS rocket to be used for the Artemis II mission to the pad in January, NASA attempted its first ...

If the fueling test goes well, the Artemis II flight around the moon and back could take off as early as Feb. 8.

NASA plans an on-pad repair of the fuel leak that derailed an overnight dress rehearsal countdown for the agency's huge ...

The Oldsmobile Rocket V8 did more than make one model quick in a straight line. It forced Detroit’s engineers to rethink how ...

NASA ran into exasperating fuel leaks during a make-or-break test of its new moon rocket Monday, calling into question how soon astronauts could take off for a trip around the moon.

In this video, you'll see the different types of engines and propulsion systems used for aircraft, my favorite ones: Turbojet ...

Canada Rocket Company emerges from stealth. A Toronto-based launch startup, Canada Rocket Company, emerged from stealth earlier this month with the announcement of a $6.2 million CDN ($4.5 million) ...

GE and Lockheed ground tested a new air-breathing hypersonic jet engine capable of powering missiles to speeds well in excess of Mach 5 in a smaller, cheaper, lighter, and more efficient package than ...