We love our clocks around these parts and this is a good one. It’s giant, it’s digital and it’s blue, which is all you really need. The interesting fact is that the clock reads 4:20 in the product ...

We may receive a commission on purchases made from links. If you like the idea of the Echo Wall Clock but not its basic, dark design, Citizen has launched a more appealing alternative: the Citizen ...

Researchers have designed and tested ‘human-centric’ LEDs that emit different wavelengths of blue light depending on whether it’s daytime or nighttime, reducing the disruptive effect artificial light ...

Blue light is a shorter-wavelength colored light found in everything from traditional light bulbs to computer and smartphone screens. Blue light is good for your body during the day, but at night blue ...

Light-emitting diodes (LEDs) are so ubiquitous that it's easy to forget just how much society relies on these underappreciated technological wonders. Yet, the history of the LED goes back further than ...

Do LED lights cause cancer? Can they really reduce crime? One kid is so concerned about LED streetlights that he called Mayor Rahm Emanuel. Chicago sixth-grader JJ Nnawuchi loves looking at the stars, ...

Forget harsh bleach—scientists have discovered that powerful blue LED light can erase yellow stains from sweat, food, and oils without harming delicate fabrics like silk. By harnessing oxygen in the ...

Jesse is a lifelong technology enthusiast who has been exploring smartphones and mobile tech for more than two decades. He began his career as a computer tech in a small Canadian town in Northern ...