Some animals also navigate using the earth ... this experimental earthquake detector was born. [Bob Davis] built this device, which uses an Arduino and several Hall effect sensors to detect ...

He bought way too many piezo film tabs and decided to use ... into the Arduino. We’re not sure how much advanced notice this sort of setup would give you in the event of an earthquake, but ...

A new Instructables page has been created to make an eco-friendly DIY metal detector using an Arduino Mega just been combined with a 3.2 inch TFT LCD touchscreen to provide a fantastic readout ...