A new rumor suggests the upcoming Samsung Galaxy S27 Ultra may use a new Polar recognition ID technology to secure facial.

Imagine shining a flashlight into a material and watching the light bend backward—or in an entirely unexpected direction—as ...

A single, ultrafast laser pulse has flipped the polarity of a ferromagnet without first heating it to the brink of losing its ...

The videos showed that, when the cuttlefish twists these arms in a certain way, horizontally polarized light passes through ...

Light can do more than illuminate a material. In some cases, it can temporarily change how electrons move through it. That possibility sits at the heart of Floquet engineering, a young area of ...

T.rex lived longer and took more time to reach its maximum size than previously thought, according to new research.

Photoplethysmography (PPG) is an optical sensing technique that measures blood volume changes and underpins devices ranging from hospital-grade pulse oximeters to consumer wearables that track heart ...

Bytedance, Alibaba keen to buy Nvidia H200 chip after Trump green light, sources say Chinese tech firms concerned about H200 supply, seeking clarity from Nvidia Very limited quantities of H200 ...

A device produces green light while a researcher in lab gear stands in the background. This OLED device, which is held by a mechanical support, is producing circularly polarized light. Credit: ...

Photoplethysmography (PPG) is an optical sensing technique that measures blood volume changes and underpins devices ranging from hospital-grade pulse oximeters to consumer wearables that track heart ...

Pollsters, news anchors and newspaper columnists say America is polarized. The day before the 2024 presidential election, The New Yorker released an article titled “The Americans Prepping for a Second ...