When the experimental XB-1 aircraft achieved supersonic speeds on a test flight, it did not create a disruptive sonic boom – ...

Ultrasound, like audible sounds, is transmitted by means of longitudinal waves. Ultrasound is used in medicine to break up kidney stones and gall stones. It is also used, in a process known as ...

Audible sound waves emitted from a speaker array at each end of the tank guided the ball along a predetermined path. Simultaneously, a second array of microphones “listened” to the feedback ...

NASA has turned pressure waves emanating from a black hole at the centre of the Perseus galaxy cluster into notes audible to humans. The sound waves were extracted along the radius of the galaxy ...

1. Low-Frequency Vibrations: Earthquakes generate seismic waves, particularly P-waves (primary waves) and surface waves, ...

According to the US company, the most recent and final test flight of XB-1 on February 10 also achieved supersonic speeds ...