Researchers found a way to reinvent glass that is self-cleaning and doesn't need harsh chemicals to be water-resistant.

Sound is a vibration that travels through air as a wave. These waves are created when an object moves back and forth, compressing and decompressing air molecules. The frequency of these vibrations ...

Sound waves propagating through the intracluster ... was also imaged by other instruments at the same time. Those include Chandra for X-rays, Hubble for visible light, and the Atacama Large ...

"It made me curious about how the wave ... the musical instrument," Jung said, "that depending on the size of the cavity and the length of the neck opening, you create a different sound—we ...

Air vibrates back and forth within the neck, creating sound waves of a frequency that depends on the volume of the cavity and the dimensions of the neck and opening. When a person claps their ...