Reverse polarity is one of the most common causes of circuit failure, from hobby projects to industrial systems. The good ...

Wu’s innovation won the top prize of $25,000 at the 2025 Thermo Fisher Scientific Junior Innovators Challenge. Hosted by the Society for Science since 1999, it is the nation’s leading STEM competition ...

I programmed it with ESPHome, and it only took a few hours from start to finish.

Discover how to build a simple electromagnetic motor and generator using everyday materials in this hands-on science ...

Arduino is a microcontroller designed for real-time hardware control with very low power use. Raspberry Pi is a full computer that runs operating systems and handles complex tasks. Arduino excels at ...

Pomodoro timers are a simple productivity tool. They help you work in dedicated chunks of time, usually 25 minutes in a ...