Microwave Doppler sensors are used alongside pyroelectric infrared sensors as human presence sensors. They emit microwaves and detect moving objects from the burst signals (Doppler signals) reflected ...

This document is aimed at the Arduino developers, radio experimenters, hobbyists and anyone interested in building a receiver based on the Si473X IC family from Silicon Labs. This project is about an ...

We are a team of three enthusiastic students from St. Paul’s College, Hong Kong, participating in the World Robot Olympiad (WRO) Future Engineers category. United by our passion for robotics, ...

Mathematics has always been at the core of securing information. From online banking to government communications, modern ...

Researchers created a proof-of-concept DNA origami device that encodes messages as nano-Morse patterns and conceals them ...

"Where did my pet go?" If you have a pet, you've probably asked this question at least once. One moment they're playing ...

Compared to the Arduino Uno of old, modern microcontrollers are absolutely tiny — especially for the amount of processing ...

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