Imagine starting your day with a quick, digestible summary of the most important tech conversations happening on Hacker News. That’s the promise of a daily tech update. These digests cut through the ...

A Bengaluru techie built a Raspberry Pi–powered AI device that detects public smokers and plays a baby coughing plus grandma ...

Arduino is a microcontroller designed for real-time hardware control with very low power use. Raspberry Pi is a full computer that runs operating systems and handles complex tasks. Arduino excels at ...

A rail system that accelerates heavy objects faster than the speed of sound using pure electromagnetic force has been operating in the eastern Chinese city of Jinan for more than two years. But one of ...

NAMM 2026: After a couple of weeks of teasers, Yamaha has finally lifted the lid on its next-level EAD product When you purchase through links on our site, we may earn an affiliate commission. Here’s ...

The airboat engine with long metal rods at the front sputtered to a stop as researchers stood ready with long nets off Tamiami Trail. In the afternoon sun, electrodes dipped into the shallow, ...

These MP3 players from FiiO, Sony and Actico are at the forefront of a digital-library revival - here's my top choices When you purchase through links on our site, we may earn an affiliate commission.

Scientists have long known that water waves generate infrasound, but now they can identify individual breaking waves in recordings. Credit: Emiliano Arano, Pexels “It’s a good thing we can’t hear it ...

As is the case with things like road bikes and film cameras, there are now tons of old high-end speakers that are still in great condition, but that go unused simply because they aren't modern. The ...