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 ...

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Add Yahoo as a preferred source to see more of our stories on Google. Many Americans spend more than seven hours in front of screens daily, which can affect your skin. (Getty Images) (d3sign via Getty ...

You’ve likely heard that blue light from smartphone screens may be keeping you awake at night. While the sun is our main source of blue light, the rise of LEDs and screen use exposes us to artificial ...

Things should be looked at from a different angle and not in a direct comparison. Although still an important factor, blue ...

The rapid expansion of consumer electronics usage in the past few years has prompted many to question eye safety from excessive exposure to digital devices. It can seem as if most of our waking hours ...

As one of the most well-studied light therapies for skin issues, blue light therapy benefits most notably include the management of acne, as the technology’s wavelengths help destroy a specific ...

A new study published in the journal Frontiers in Aging has shown that "excessive" blue light exposure may accelerate cell aging by disrupting the metabolic process. Getty Images Staring at your phone ...

Blue light is a high-energy light that the eyes absorb from computers, smartphones, LED lights, and fluorescent lights. The sun is the biggest source of blue light. On a sunny day, it's 100,000 times ...