The world's largest hacker convention showcased these cutting-edge devices and platforms.

Build an ESP32 live weather station to monitor real-time temperature and humidity on your local network using a DHT22 sensor ...

Gitanjali Rao built Tethys at age 12 to detect lead in water within 10 seconds for roughly $20 — but the device has yet to reach store shelves.

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A developer investigating faulty Bluetooth switching found AliExpress scripts measuring audio, graphics, hardware and browser ...

Bluetooth Not Working on Windows 11? 11 Ways to Fix It (2026) Your wireless headphones connect everywhere except the one machine you actually need them on, or your mouse stutters across the screen ...