Sound waves are produced by movement. Animals have evolved organs to detect those sound waves in the air or water to perceive movements in their environment. This can be used to find prey, predators, ...

Imagine three people huddled in a circle so when one speaks, only one other hears. Scientists have created a device that works like that, ensuring sound waves ripple in one direction only. The ...

Sound waves power ping-pong ball through aquatic obstacle course 'Wave momentum shaping' may offer a noninvasive method for guiding drugs inside human bodies. Andrew Paul Jun 26, 2024 12:01 PM EDT ...

It’s because space doesn’t carry sound in the way we experience it on Earth. There is no air or water to carry pressure waves that create audible sound. But that does not mean the universe is ...

A six-year study off California’s coast shows how marine heat waves and noise pollution are silencing the ocean’s largest ...

Sound waves travel by vibrating through the particles of a medium, such as air or water, from a source to a receiver. So in a vacuum, there is no travel medium.

Scientists at MIT have directly captured signs of “second sound” in a superfluid for the first time. This bizarre phenomenon occurs when heat moves like sound waves through an unusual state of ...

Sound waves travel by vibrating through the particles of a medium, such as air or water, from a source to a receiver. So in a vacuum, there is no travel medium.