Higher nighttime light exposure is associated with increased light sleep duration, with complex effects on deep sleep duration. Subgroup analyses show stronger associations in older adults, smokers, ...

Understanding employment patterns among different segments of the nation’s workforce contributes to a deeper understanding of the economy, in support of the Federal Reserve’s monetary policy goals.

A pulse of light sets the tempo in the material. Atoms in a crystalline sheet just a few atoms thick begin to move—not randomly, but in a coordinated rhythm, twisting and untwisting in sync like ...

Is it possible to 3d print a diffraction pattern? People in Denmark 'stunned' by Trump's Greenland comments, former ambassador says Tenacious D's Kyle Gass addresses controversial Trump joke and Jack ...

NTT’s research division has developed what it claims to be the world’s first programmable nonlinear photonic waveguide capable of switching between multiple nonlinear-optical functions on a single ...

Just as a single night of insomnia may leave you feeling groggy and cranky, solid slumber can help you feel rested and ready to take on the day. How well you sleep over time, however, can influence ...

Yifeng Liu (from left) and Hae Yeon Lee working on the new cathodoluminescence spectroscopy system in the Shared Equipment Authority facilities at Rice University. HOUSTON – (Sept. 24, 2025) – Rice ...

Amy Noelle Love was driving on highway 60 just east of Rogersville on Sunday when she noticed something different about a cloud. She couldn’t help but take a few pictures and ask the weather team at ...

“Supermode” is controllable pattern brighter than combined separate devices. 940 nm dual-cavity photonic crystal VCSEL array. Click for info. Today, VCSELs (vertical cavity surface-emitting lasers) ...

Ptychography is an area-by-area scanning method that uses constant, coherent illumination to scan a region of a sample in several adjacent and overlapping locations. The dispersed radiation is ...

IDAHO FALLS, Idaho (KIFI) - Idaho drivers may be familiar with the flashing red and blue lights. But, the familiar pattern will soon be a thing of the past as Idaho State Troopers are changing the ...