It's a beautiful summer day, and you're outside enjoying the weather. You are wearing your favorite sunglasses for protection from the bright sun. However, you still find yourself squinting when the ...

Imagine a whirlpool spinning in a river, or a tornado swirling through the sky. They don't just spin on the spot: they travel forward while maintaining that spiraling motion inside them. These ...

The University of Pennsylvania's Bo Zhen and postdoctoral researcher Li He developed a system for guiding light through tiny ...

Cornell Engineering researchers have demonstrated that, by zapping a synthetic thin film with ultrafast pulses of ...

Intense pulsed light (IPL) treatments target skin pigmentation, scars, wrinkles, and acne. Here’s how IPL works, its ...

Neuroscientists are zeroing in on how special kinds of brain cells help us see things that aren't actually there.

Researchers engineered a chip-based OPO that creates stable, coherent light across broad ranges. Laser-like light that spans ...

Corals use a unique light-sensing mechanism where opsins switch between UV and visible light depending on pH, stabilized by ...

Artistic rendering of the Huygens multilayer superlens design.

NASA has unveiled a breathtaking new image showing what appears to be a massive “cosmic hand” stretching across 150 light-years of space, created by one of the galaxy’s most powerful electromagnetic ...

Dappled Light Adventures, a glamping site in Red River Gorge, Kentucky, is expanding to accommodate large group retreats. The new 1,500-square-foot “Rookery” facility features a kitchen, dining area, ...