My adventures of building a smart home on a shoestring budget are taking an interesting turn. It turns out that I don’t need to splurge on costly smart home devices. Thanks to my colleague Adam Conway ...

I have already made some devices using SeeedStudio’s Seeeduino Nano microcontroller boards and Grove Sensors. In this post I am going to show you how to make a simple sound activated electronic switch ...

Researchers have developed a battery-free sensor that reacts to sound waves, such as particular spoken words, producing enough vibrational energy to power an electronic device. The novel sensor would ...