We’ve seen a few H-bridge circuits around these parts before, and here’s another application. This time we have an Old Train ...

One easy way to make a very accurate clock is with a WiFi-enabled microcontroller like an ESP32 and a display: set up NTP, and you’ll never be off by more than a minute. This water clock project by ...

Over on the ESP32 subreddit, tinkerer GeneralAd552 is showing off what they've been working on. It's an ESP32-based system ...

We independently review everything we recommend. We may get paid to link out to retailer sites, and when you buy through our links, we may earn a commission. Learn more› By Annie Chou Annie Chou is a ...

Nasha is a Managing Editor for CNET, overseeing our sleep and wellness verticals. She is a nutrition, mental health, fitness and sleep science enthusiast. Her passion for mindful and holistic ...

While most of our picks for the best alarm clock use beeps or music to wake you up, many people may opt for an alarm that doesn't rely on sound, including those who are deaf or hard of hearing, ...