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 ...

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 ...

Hey, it's Paul Cavalconte in for Corny O'Connell on this Friday. Question Of The Day breaks the sound barrier, marking the anniversary of the supersonic jet, the Concorde, which launched in 1976. The ...

The best thing about high speed cameras is they reveal things you couldn't see before. Even watching recordings of ordinary things offers extraordinary results---in this case, the progression of ...

Sound waves travel at approximately 750 mph at sea level, but slow down at higher altitudes. The speed of sound is called "Mach 1." Supersonic refers to speeds from Mach 1 to Mach 5 (1 to 5 times the ...