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 ...

Today I learned that WiFi and Bluetooth LE could NOT be used simultaneously on Arduino boards featuring the ESP32-based ...

With zero coding skills, and in a disturbingly short time, I was able to assemble camera feeds from around the world into a ...

U.S. Army veteran Andrew Penns learned of Martin Luther King Jr.'s assassination while serving in Vietnam. After his military service, Penns returned to his hometown of Abilene, becoming a pastor and ...

Scientists at UC Berkeley have discovered a microbe that bends one of biology’s most sacred rules. Instead of treating a specific three-letter DNA code as a clear “stop” signal, this methane-producing ...

They go by names like “Alto,” “Irene,” and “Shoeshine,” but for years, outdoor, non-feral cats have largely been invisible inthe North Texas Dallas city code. Advocates for so-called “community cats” ...

More forceful macroeconomic stimulus, stronger social protection, and fiscal support for the property sector can help boost domestic demand, especially consumption China’s economy has proved resilient ...

Who among us does not have a plethora of mains-powered devices on their workbench, and a consequent mess of power strips to ...

Ayatollah Ali Khamenei has entrusted Ali Larijani, the top national security official, to ensure the Islamic Republic endures any military attacks and targeted killings. Ali Larijani, the secretary of ...

With Gemini for Home arriving, Google's home voice assistant options are better than ever. Here are my favorite commands.

When you shop through retailer links on our site, we may earn affiliate commissions. 100% of the fees we collect are used to support our nonprofit mission. Learn more. Below, you’ll see the best TVs ...