Reducing blue light with a new type of LED that won't keep you up all night. ScienceDaily . Retrieved May 24, 2025 from www.sciencedaily.com / releases / 2021 / 04 / 210428140852.htm ...

Almost a month ago I started trying to reverse engineer an inexpensive LED color changing light ... (5V rail)’ because this connects to the ground side of the ATtiny13. The ‘GND (12V rail ...

Inc.’s buzzy LED device called the Tri-Light uses red, blue, and yellow light — but typically what you’ll see on shelves are ones harnessing blue or red light (or a combination). Blue light ...

Why blue in particular? Well, blue was the last — and most difficult — advance required to create white LED light. And with white LED light, companies are able to create smartphone and ...

“We’re exposed to much more blue light from those devices than a few minutes we spend walking around outside,” he said. Yet it is the impact that LED streetlights could have on wildlife that ...

Blue light from LED lamps and consumer electronics can mess with your sleep because it disrupts production of the natural sleep hormone melatonin. Tinted glasses or displays in night mode can mask, ...

A blue LED is at the heart of a low-cost and straightforward ... "Previous techniques have used a broad light source such as a Xenon-arc lamp, but using a low-cost LED means that the cost of pollutant ...

Without them, the three colours could not be mixed to produce the white light we now see in LED-based computer and TV screens. Furthermore, the high-energy blue light could be used to excite ...

The team of biologists surveyed select species around the world to determine how the hues of modern light-emitting diode (LED) lamps affect ... lights are intense blue and white colors -- some ...

The "blue light" in LED lighting can cause damage to the eye's retina and also disturb natural sleep rhythms, according to a new report. The French Agency for Food, Environment and Occupational ...