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 ...

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 ...

The Korea Research Institute of Standards and Science (KRISS) has developed an ultrasonic sensor technology that applies a ...

Ultrasonics refers to signals that are above the human hearing span (>20 kHz), and usually in the 40- to 70-kHz range. These signals are used like radar—they’re radiated toward a target and reflected ...

If you're savvy and want to do a bit more home monitoring, these interesting sensor ideas might be worth trying.

Engineers at the Korea Research Institute of Standards and Science (KRISS) have developed a new ultrasonic sensing technology that can detect structural defects in dangerous environments where ...

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 ...

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 record-breaking snow drought has residents worried about much more than slushy slopes. By Sachi Kitajima Mulkey and Nina Riggio The $5 billion project in the Gulf of Mexico is expected to help ...

NEW projects in hilly areas in Ampang Jaya, Selangor, will be required to instal Early Warning Systems (EWS) as part of their development conditions. Ampang Jaya Municipal Council (MPAJ) deputy ...

Ryan Eichler holds a B.S.B.A with a concentration in Finance from Boston University. He has held positions in, and has deep experience with, expense auditing, personal finance, real estate, as well as ...