Growing plants without soil has been has been amazing people for centuries. First written about in the 1600’s, hydroponics has become an industry with numerous techniques for germinating and ...

An Arduino is a microcontroller — a single board designed to control something and perform a specific task. Unlike a Raspberry Pi, you won't find anything resembling an operating system here; instead, ...

An Arduino can be used to test the life of any battery with less than 5 volts, Boxall says. So, for a quick way to see how much juice your AAA, AA, C, or D batteries have left, build this ...

It looks like a sea can, but you won't find any produce inside. Instead this 40-foot container is growing hundreds of heads of lettuce and plants like mountain sorrel using hydroponics. Makivik says ...