Anything with a laser has undeniable hacker appeal, even if the laser’s task is as pedestrian as sending data over a fiber ...

Thinking of tackling electrical repairs but don’t know where to start? With just a little knowledge–and less than $100 worth ...

A digital multimeter is one of the most important tools for both professional mechanics and DIYers, not to mention people ...

Hi, I'm Bill. I'm a software developer with a passion for making and electronics. I do a lot of things and here is where I ...

An office breathing test typically means you blow into a machine that measures how much air your lungs can take in and how quickly and forcefully you can blow it out. These numbers tell your doctor if ...

Dhananjay Gadre] happened across a useful little trick the other day. Take any old 1N4148 or 1N914 glass-package signal diode ...

Geiger-mode avalanche photodiodes (GM-APDs) are highly sensitive light detectors, capable of detecting single photons.

Equal resistors R added in series with both emitters will develop voltages Vr = I1*R and I2*R that will be equal if the ...

Here is a close look at the common- versus differential-mode voltage and instrumentation amplifier (IA) topologies.

Ahmad Anouti, MD, a pediatric resident at UT Southwestern Medical Center, spoke with Healio about “clear-cut indicators” to differentiate between different types of autoimmune biliary diseases. He ...

But, it turns out, a thermometer has been part of photonic chips all along.

An international research collaboration with the involvement of the UAB demonstrates for the first time that memristors, electronic devices at the nanoscale,  can easily calibrate electrical ...