Festive colour schemes often rely on red and green. Red, however, is widely reported to be the most uncomfortable colour. One ...

Crowbar circuits have long been the go-to safeguard against overvoltage conditions, prized for their simplicity and ...

LED lighting has taken roadways by storm, but are they better than HIDs? We breakdown the differences between the two to find the better bulb. LED headlights dominate the industry due to efficiency ...

Everyone loves a full-wave bridge rectifier, but there’s no denying that they aren’t 100% efficient due to the diode voltage ...

A continuity tester that indicates the resistance of, say, PCB traces with musically-related tones, whose pitch changes with ...

On paper, LED bulbs are made to last for at least several years thanks to their low energy needs. I wanted to know why that doesn't always work out, so I talked to installers and LED manufacturers to ...

More than one-fifth of US electricity is used to power artificial lighting. Light-emitting diodes based on group III/nitride semiconductors are bringing about a revolution in energy-efficient lighting ...

Wearing an LED face mask may look as though you've stepped out of an Alfred Hitchcock thriller but, actually, what it's doing to improve the appearance of your skin is far from horrifying. Reigning ...

In August of 1939, Albert Einstein sent a letter to U.S. President Franklin Delano Roosevelt, advising him that the process of nuclear fission could potentially be used to create a powerful atomic ...