Two engineering students of George Mason University in the United States have made a prototype of a sound device that can put ...

Deep in the Pacific, humans have tracked a mysterious whale’s call for decades—but no other whale seems to respond. And now, we might be running out of time to find the source.

Infrasonic sounds are sound waves with frequencies lower than 20 Hz, which is below the range of human hearing.

A scientist believes that earthquakes might be the reason why the town of Summerville in South Carolina is believed to be ...

The study confirmed that chorus waves arise from interactions with electrons. MMS recorded these waves on 10 August 2019, 26 ...

The findings have significant implications for studying space weather and the relationship between the Sun and the Earth's ...

The frequency of ultrasound is therefore greater than 20,000 hertz. Ultrasound, like audible sounds, is transmitted by means of longitudinal waves. Ultrasound is used in medicine to break up ...

Kolkata: The city airport will now deploy sonic and ultrasonic sound waves to scare off birds in a bid to prevent aircraft ...

For water waves and sound waves the unit hertz is usually good enough but radio and TV waves have such a high frequency that the kilohertz (\(kHz\)) or even the megahertz (\(MHz\)) are better units.

What’s most impressive about the P1 HE is how close it comes to dethroning one of the most popular Hall-effect keyboards, the ...

Some baleen whales avoid killer whale attacks by singing songs at deep frequencies that their predators cannot hear.