A supersonic jet plane designed to make very little noise took flight for the first time this week, cruising over the ...

The jet, built by Lockheed Martin’s Skunk Works, took off from US Air Force Plant 42 in Palmdale, California. Flown by Nils ...

In partnership with NASA, Lockheed Martin Skunk Works has executed the first test flight of the X-59 quiet supersonic ...

NASA and Lockheed Martin debuted their first test run of a low-volume supersonic jet that’s expected to allow air passengers ...

NASA’s X-59 supersonic jet completed its first test flight on Tuesday, flying at subsonic speeds of 230 mph over the desert ...

NASA’s sleek and quiet supersonic jet — which is built to reach speeds of up to 925 mph without producing a loud sonic boom— ...

Passengers are one step closer to flying supersonic for the first time since Concorde’s retirement after Nasa took its “sonic ...

PALMDALE, California (Reuters) -NASA's X-59 supersonic-but-quiet jet soared over the Southern California desert on Tuesday in ...

The Air Force successfully fired an air-to-ground hypersonic missile that reached speeds more than five times the speed of sound in a test off the southern California coast, officials said Monday. The ...

The speed of sound varies depending on the temperature of the air through which the sound moves. On Earth, the speed of sound at sea level — assuming an air temperature of 59 degrees Fahrenheit (15 ...

When we talk about the speed of sound, we usually mean how fast it moves through air. But it can travel much faster through other media, and now scientists at the University of Cambridge and Queen ...

Forty years ago, the Concorde broke the sound barrier for first time. Oct. 1, 2009— -- Bullets. Artillery. Horse whips. For a time, they all could do something humans only dreamed of: travel ...