As Stanton explains in his intro, his trebuchet design is based around the use of a counterweight, which is the design you ...

Add Yahoo as a preferred source to see more of our stories on Google. Editor's note: Boom Supersonic successfully broke the sound barrier with the XB-1 today in a major milestone. Read our coverage ...

NASA is trying to break the sound barrier in a new and exciting way. Normally when something breaks the sound barrier, it creates a massive sonic boom heard miles away, depending on the plane's ...

Gabion Supply has announced the release of its latest resource, "Gabions for Noise Abatement and Sound Barrier Construction." This guide covers the hidden costs of environmental noise pollution, the ...

The sound barrier is something many people have heard of, but few understand, as it's somewhat of a misnomer. The speed of sound is known as Mach 1 (767 mph), and when an object moves beyond this, ...

Dawn Aerospace's Mk-II Aurora demonstrator successfully broke the sound barrier (Mach 1.1) and set a new climb rate record, marking the first civil aircraft to fly supersonically since Concorde's ...

Boom Supersonic has gone, well, supersonic, its XB-1 prototype breaking the sound barrier today in the skies over the Mojave Air & Space Port in California. With Chief Test Pilot Tristan Brandenburg ...

The thing about the sound barrier in the 1940s was that everyone in aviation knew that it was theoretically possible to travel faster than sound. High-powered bullets did it all the time. But whether ...

On its 12th test flight, the Boom XB-1 prototype broke the sound barrier three times and achieved a top speed of Mach 1.1. On its 12th test flight, the Boom XB-1 prototype broke the sound barrier ...

Have you ever watched a superhero movie where the protagonist had the gift of superspeed and could travel at the speed of sound? Because of NASA, flying at the speed of sound, about a mile in 4.69 ...