After my DIY article “Build Your Own Headphone Amp” in the May 25 issue, the good folks at Radio World asked me to share the process by which I make printed circuit boards. There are usually two ...

A team of researchers from the University of Arkansas has successfully developed a circuit that can capture the thermal motion of graphene and convert it into an electrical current. The physicists say ...

Stanford bioengineers have developed a new circuit board modeled on the human brain, possibly opening up new frontiers in robotics and computing. For all their sophistication, computers pale in ...

I want to build a cheap chick brooder to keep some baby chicks at a constant temperature (95F first week, drop by 5 degrees each week until week 6 when they are released)<BR><BR>The "standard" way is ...

NEW YORK — Anyone who's wished their Legos would come to life can make their dream come true with Circuit Cubes from Tenka Labs. The electronic building blocks work with any existing Lego set to add ...