Police officers put up noise control signs to ensure a quiet exam environment for students in Handan, Hebei province, on June 5, 2025. [Photo by Hu Gaolei/For chinadaily.com.cn] ...

Owning a firearm can be an enjoyable experience; however, it is essential to practice safe firearm habits, including the protection of one’s hearing. “Gunfire is extremely harmful to unprotected ears, ...

Kyle Clark, the pilot and CEO behind BETA Technologies, envisions his ALIA aircraft landing on rooftops and being used for short-hop flights across New York City.

Discover why the Sony XM6 headphones are redefining premium audio with advanced noise cancellation, superior comfort, and ...

You can’t control everything, but you can choose what to carry. Here’s a simple way to quiet the mental noise, calm the cycle of worry, and focus on what you can control.

Abstract: Aiming at the new gyro structure of fan shaped superfluid interference grating gyro, the noise suppression of gyro based on software filtering algorithm is studied in this paper. Firstly, ...

“In the universe, an absolute vacuum is rare, and most of the universe is very low-density high-temperature plasma,” said Chris Impey, an astronomer at the University of Arizona. “In principle, sound ...

Xiaomi launches Mijia Smart Smoke Purifier S20 with 12m/s suction, PM2.5 sensor, auto stove link, and app control at ¥2,599.

Abstract: We propose an adaptive surveillance video noise filter (ASVNF) using models for marginal distributions of wavelet coefficients. In order to suppress mixture Poisson-Gaussian noise for ...