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 ...

In this video I've created a device that can notify in real time about events that happen on a website. The project uses NodeMCU board and a buzzer to produce sound as alert. The board is programmed ...

Many people who don’t believe one conspiracy theory about that station—known as the High-frequency Active Auroral Research ...

Last year, we brought you a story about the BhangmeterV2, an internet-of-things nuclear war monitor. With a cold-war-era ...

Have a major deliverable coming up that involves lots of people and tasks? The top project management apps we've tested can help you keep your team on track. I'm an expert in software and work-related ...

A lawsuit argues that the state’s regulations would illegally force a rapid transition to electric vehicles. By Maxine Joselow and Lisa Friedman Brian Joondeph, a Colorado-based ophthalmologist and ...

Phased-array radars are great for all sorts of things, whether you’re doing advanced radio research or piloting a fifth-generation combat aircraft. They’re also typically very ...