A lot of making goes on in this community these days, but sometimes you’ve just gotta do some old fashioned hacking. You might have grabbed an old Speak and Spell that you want to repurpose ...

If you happen to be in the market for a small artificial sun, you may be interested to know that for about $1300, you can get a tennis-ball-sized LED array that outputs 120,000 lumens.

Figuring precisely how long it takes to charge an electric car is akin to asking, "How long does it take to cross the country?" It depends on whether you're on a plane or on foot. Recharge time is ...

Abstract: The paper focuses on the development, simulation, and practical implementation of a passive cell balancing methodology for lithium-ion batteries using the Arduino UNO microcontroller unit, ...