The Zumwalt-class stealth destroyers will mounted with experimental hypersonic weapon systems, but what makes this technology ...

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 hypersonic missile flight test carried out recently will help the Army in deciding whether it wants to field the first ...

No, science requires much more work watching Cosmos, as evidenced by [Ast]’s adventures in analyzing data to measure the speed of sound with a microcontroller. After [Ast] built a time to ...

The scientists claim that the hypersonic aircraft prototype with a rather bulky body reached the speed of Mach 6.56 in flight ...

A person fires a starting pistol. A distant observer stood 200 metres away (measured using a 20 m tape measure or trundle wheel) records the time between seeing the flash of light from the ...

Huge Fireball Streaks Across Skies Seen Over Numerous US States And Canada Miho Nakayama, J-Pop Icon and ‘Love Letter' Star, ...

Although sound travels quite fast, it is still possible to measure its speed in air. To do this, you need to measure the time it takes a sound to travel a measured distance. To reduce errors ...

Only a few more tests remain until Boom Supersonic’s XB-1 aircraft tries in earnest to break the sound barrier. The XB-1 ...

The MK-11 Aurora jet broke the sound barrier with a speed of Mach 1.1 (844mph) in a test flight on 12 November, Dawn Aerospace said. It marks a new dawn for the era of supersonic travel ...