The Pressure Sensor Module incorporates a material called Velostat with the Arduino. This material adds more resistance when more pressure is applied to the material. This module also uses the RGB LED ...

While you hopefully don't need one-button access to 911, a desk-mounted panic button is undoubtedly cool, and it makes for a great DIY Arduino project.

You can’t screw up Arduino’s new DIY electronics kit The $87 Plug and Make Kit includes an Arduino microcomputer, electronic components, and tutorials for building several IoT devices.

Physical buttons could be replaced by highly sensitive pressure sensors made by Shenzhen tech company NDT. The sensors can detect 1,000 levels of pressure and sit under the phone’s screen or body.