Researchers harness ultrasound to create isolated pockets of sound only you can hear in a crowd
Directing sound to a specific location is difficult because of how sound waves behave. As vibrations move through the air, ...
Houston Chronicle6d
Researchers created sound that can bend itself through space, reaching only your ear in a crowd
What is sound? 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 ...
Amazon S3 on MSN13d
Sound Waves in Air (1961)
The film explores the properties of sound waves in air, demonstrating that sound travels at approximately 1,100 feet per second and reflects similarly to light. Through experiments using echoes, beams ...
Amazon S3 on MSN13d
Sound Waves & Acoustics: Echo Chamber Experiments in Slow Motion
The film explores the nature of sound waves, demonstrating how sound travels as a wave through air, which acts as a medium. It illustrates sound generation using a loudspeaker, examines oscillation, ...