If you're looking to expand your smart home setup but don't know where to start, consider these five essential gadgets for whatever project is up next.

[Andrew Lamchenko], who has built a number of small e-ink-based sensors this year, released another design called the eON Indoor Air Quality Sensor. As his previous sensor designs, the eON boasts a ...

Leaf wetness in crops can help us understand when to treat them to avoid diseases. Monitoring wetness, soil humidity and temperature are all important. The leaf wetness sensor is a sensor used to ...

German engineer Gaurav Singh has designed and built an industrial USB box camera in a custom 3D-printed case that not only accepts interchangeable lenses, but the image sensor can also be swapped out ...