Abstract: Unmanned aerial vehicles (UAVs) have found numerous applications and are expected to bring fertile business opportunities in the next decade. Among various enabling technologies for UAVs, ...

Good produce can be hard to come by—but it gets a whole lot more reliable when you're growing it in your own backyard! There’s just something so special about stepping outside and snipping fresh, ...

Add Yahoo as a preferred source to see more of our stories on Google. Amid new revelations of education voucher misspending, Arizona’s Republican majority at the legislature has shown no inclination ...

In this video I’m showing how I’ve built a very simple battery backup circuit for my home alarm system. The circuit charges a 12v lead acid battery and in an event of a power loss, it transfers the ...