Scientists have demonstrated that negative refraction can be achieved using atomic arrays -- without the need for artificially manufactured metamaterials. Scientists have long sought to control light ...

Blue-light-blocking glasses reduce how much blue light from electronic devices reaches your eyes. But it’s unclear how beneficial this actually is. You’re probably doing it right now — looking at a ...

Holly has a degree in Medical Biochemistry from the University of Leicester. Her scientific interests include genomics, personalized medicine, and bioethics.View full profile Holly has a degree in ...

Among the fads to emerge from the pandemic − sourdough bread making, TikTok dancing, sweatpants tie-dying − wearing blue light glasses to cope with increased screen exposure remains popular. As our ...

If you’re like most adults, you may be spending more time in front of screens than ever before — and feeling eye strain as a result. To help ease this strain, many people have turned to blue light ...

Many Americans spend more than seven hours in front of screens daily, which can affect your skin. (Getty Images) You probably do your best to protect your skin from ultraviolet rays by slathering on ...

Blue light glasses have become an unlikely covetable accessory in 2025, and have even been trending on TikTok thanks to influencers sharing their love for the often oversized non-prescription glasses.

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 ...

You bought blue light glasses to save your eyes from screen strain, but somehow they’re making everything worse. Your eyes feel tired, your head hurts, and the world looks like it’s been dunked in ...