Although few people ever get the chance to travel at the speed of sound, it is an alluring flight goal and an impressive technological feat. Though average people have flown at high speeds on ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. To fly at supersonic speeds is to punch through an invisible ...

Lockheed Martin is constructing the X-59 prototype for NASA in California and is planning to operate test flights of the ...

Imagine heading to the Philadelphia International Airport, hopping on a plane and landing in London 45 minutes later. In theory, this kind of high-speed hypersonic travel is possible. In reality, ...

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 ...

Karen Hopkin: Bats rely on echolocation to navigate the night skies and to chase down and capture even erratically moving prey. But even more impressive than their aerial acrobatics are the mental ...

A D.C. Air National Guard F-16 Fighting returns from a training mission April 3, 2012, at Joint Base Andrews, Md. (Senior Airman Perry Aston/Air Force) Washington-area residents were startled Sunday ...

Savior of many a cramped pair of legs, the jet stream is well known for lopping roughly an hour off long haul west-to-east flights. But it's working especially hard for travelers in economy class ...

Humankind was once determined to break the sound barrier, as it was considered the ultimate achievement in speed. But our technology didn't stop there, as we've built experimental vehicles that can ...

It's now well-established that bats can develop a mental picture of their environment using echolocation. But we're still figuring out what that means—how bats take the echoes of their own ...