NASA is getting ready to go supersonic. The U.S. space agency's experimental X-59 jet designed to eventually travel faster than the speed of sound is preparing for its second flight from California.

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The speed of light traveling through a vacuum is exactly 299,792,458 meters (983,571,056 feet) ...

Here’s what you’ll learn when you read this story: Although people often say nothing travels faster than the speed of light, this cosmic speed limit only pertains to particles with information or mass ...

For the first time, researchers have detected empty voids moving faster than the speed of light — and they blazed past that cosmic speed limit without breaking the laws of relativity. A recent study ...

The X-59 is designed to travel faster than the speed of sound without creating a loud sonic boom. The ultimate goal is to prove that quiet supersonic flight is a viable option for commercial airlines.

"Hearst Magazines and AOL may earn commission or revenue on some items through these links." Here's what you'll learn when you read this story: It's an oft-touted fact that nothing can travel faster ...