A standard electret microphone can detect sub-audio "sounds" when some simple equalization circuitry is added.

As of April 25, 2025, Argus Media reports the China Ferro-vanadium (80%V) FOB price at US$24.10/kg, slightly higher for the ...

ChatGPT now delivers stronger local search results using Bing data. Discover how it works – and what local businesses can do ...

It’s extremely difficult to see how forces in a pile of sand are distributed between individual grains – a new experimental ...

Netflix announced that its mobile app will offer users a ChatGPT-like AI tool to help them find what they really want to ...

To understand why pressure cookers explode, we first need to dive into how a pressure cooker works—and the science that makes it so efficient in your kitchen. Gay-Lussac’s Law tells us that ...

With the regular season finishing Sunday, the NBA’s postseason is set to begin Tuesday with the play-in tournament. The Lakers, who finished third in the Western Conference, and the Clippers ...

In response to that feedback, the PGA TOUR has created a Speed of Play Working Group that will work alongside the PGA TOUR Player Advisory Council (PAC) and PAC Subcommittees to study this ...

The VIX, or "fear gauge," measures expected stock market volatility over 30 days. A higher VIX suggests increased market stress and potential stock market declines. Stock market uncertainty from ...

Before AI speaks, it builds a hidden "Vector Block"—a vibrant geometry of meaning that might just reveal the secret shape of ...