Running out of GPIO pins? Learn how to connect multiple buttons to just one Arduino pin using clever wiring and resistor techniques. Perfect for compact projects, keyboards, or when using small ...

Butlr uses body heat to track physical interactions and movement in the workplace. This helps clients save money through office efficiencies.

Sensors placed around the office space record the heat and then incorporate AI to look at every aspect of physical interactions. Companies use the data to make decisions about layout and design ...

A good smart lock should offer a combination of security, aesthetics, and convenience. We share our favorite smart locks for 2025 and what we love about them.

Tested by our CNET fitness expert and recommended by the personal trainers we consulted, these are the best chest strap heart-rate monitors for your workouts.