In 1947, Chuck Yeager flew the X-1, an experimental rocket plane, over Rogers Dry Lake in Southern California and broke the sound barrier for the first time. To pull it off, he had to fly his plane at ...

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 ...

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 ...

Sound in the ocean does not behave like sound in the air. This is also what makes sound in the ocean so awesome. Sound in water is like the cool funky uncle of the sound family. It travels ...

Freelance writer Amanda C. Kooser covers gadgets and tech news with a twist for CNET. When not wallowing in weird gear and iPad apps for cats, she can be found tinkering with her 1956 DeSoto. We know ...

Sprinters in the position farthest from the pistols were getting slower start times, so organizers switched to an electronic tone. When the Olympic runners take to their positions on the track later ...