New audio tech uses ultrasound to create isolated pockets of sound, enabling private listening without headphones.

A new map of cosmic expansion suggests that dark energy evolves over time, hinting that the universe doesn’t work the way we ...

“Second sound is the hallmark of superfluidity, but in ultracold gases so far you could only see it in this faint reflection ...

35,542 people played the daily Crossword recently. Can you solve it faster than others?35,542 people played the daily Crossword recently. Can you solve it faster than others?

The “Helmholtz resonator” concept explains the frequencies of sound produced by clapping the hands together in different configurations.

"The sound waves create microscopic bubbles in a diazonium salt solution, which then collapse rapidly, creating tiny bursts of heat and pressure," Associate Professor Darwish said. "This triggers ...

So far, cloaking has only been studied with waves—such as light or sound waves ... The research team lets small particles, so-called colloids, flow in a magnetic field of a checkerboard pattern.

However, the residents of Delhi-NCR recounted the moment and said they also heard a loud sound. As Delhi-NCR was jolted by an early morning earthquake, National Centre for Seismology director ...

Residents moved out of their houses due to the rumbling sound and massive ... Since these P waves propagate in the ground, they induce the particles in the Earth crust to oscillate back and ...

At a later stage of Vero cells cultivation in a wave bioreactor using the “Program”, the evenly covered microcarrier particles were observed (Figure 4A). Under standard conditions, we identified ...