In this video I'm building an Arduino Heart Rate Monitor that is housed in a toy handle in the style of the Star Trek Tricoder. The device uses the PulseSensor with an Arduino Pro Mini and an OLED ...

There’s a well-known movie trope in which a hacker takes control of the traffic lights in a city, causing general mayhem or ...

If you happen to be in the market for a small artificial sun, you may be interested to know that for about $1300, you can get a tennis-ball-sized LED array that outputs 120,000 lumens.

In recent years, integrated platforms equipped with microcontrollers (with Arduino probably being the best-known brand) have been gaining popularity.

At first glance, it may look like [Rybitski]’s 7-segment RGB LED clock is something that’s been done before, but look past the beautiful mounting. It’s not just stylishly framed; ...

This section defines the network credentials and server details required for sending the email. The ESP32-CAM connects to WiFi using the SSID and password. The host address, HTTPS port (443), and API ...

Trade, energy flows and dual-use technology have become the economic lifeline sustaining Moscow’s war despite Western ...

The country’s deadliest mass shooting, in Nova Scotia, led to the creation of a comprehensive program after 23 people died, including the attacker. By Vjosa Isai The fatal shootings in Tumbler Ridge, ...

SALT LAKE CITY — A top lawmaker is asking for another $10 million for the state's first-time homebuyer assistance program. But one of Senate President Stuart Adams' primary arguments for requesting ...

Gaming PCs One Redditor has 3D-printed a big yellow air duct to attach to their GPU, and the results are middling: It 'does nothing but it looks cool' Gaming Keyboards As an ergonomic keyboard skeptic ...