In this video, I'm exploring the use of Mini PIR Sensors with ESP32 with both Arduino-based projects as well as making a movement sensor for Home Assistant by using ESPHome. The sensor is quite ...

Every time we feel a gentle tap on the skin, specialized nerve cells convert that physical force into an electrical signal ...

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 ...

Scientists offer new insight into how the body detects light touch and how disruptions in that process may contribute to sensory disorders.

When high-voltage electricity breaks out in open air, it rips through the atmosphere, forming chaotic, branching fingers of electric plasma. These electrical arcs are difficult to control. They branch ...

The killings of Renee Good and Alex Pretti in Minnesota were tragic, horrific and maddening to watch. Tragic because two lives ended during encounters with federal law enforcement. Horrific because we ...

A lawsuit alleging Bristol, Tennessee, police and paramedics subjected a man having a seizure to excessive force and failed ...

While some federal agencies have specific rules around less-lethal weapons – including CBP, which prohibits intentionally firing pepper balls at heads unless deadly force is justified, among other ...

I Look Awesome for 250: Can You Do Me a Favor for Life? The Promotion of Liberty Is Part of Trump’s Iran War A Rough Week for Russian Oil Tankers, Including the ‘Floating Time Bomb’ In “Democrats ...

Living apart from an aging parent brings worries: How do you know if Mom or Dad has fallen? Did they get to their destination safely? What if they wandered off? The recent disappearance of Nancy ...

The most serious thing a government ever does is take the life of a citizen. People are rightly skeptical of agencies that investigate their own agent’s use of deadly force — and that’s why we do it ...