Near-infrared light is invisible to humans. And yet, under the right conditions, the human eye can perceive it. Researchers ...

A closed door feels absolute. Light stays in one room, darkness settles in the next, and the boundary seems obvious enough to stop thinking about.

A new UC Davis study shows that halide perovskite crystals reversibly change shape when hit with laser light. As perovskites are also semiconductors, this opens the possibility of new types of ...

Following its curtain-raising at last fall’s meeting of the Radiological Society of North America, GE HealthCare has obtained an FDA clearance for its photon-counting CT system. The new Photonova ...

The Fraunhofer Center for Silicon Photovoltaics (Fraunhofer CSP) in Germany is developing printing and color technology for conventional silicon PV module cover glass, thin glass sheets and foils. It ...

Researchers have built a paper-thin chip that converts infrared light into visible light and directs it precisely, all without mechanical motion. The design overcomes a long-standing efficiency-versus ...

Researchers from the Advanced Science Research Center at CUNY Graduate Center (CUNY ASRC) have made a breakthrough in the design of nonlinear metasurfaces. Described in eLight, the team's device is a ...

Have you ever wondered what the invisible world of radio waves might look like if you could actually see it? Rootkid explains how his project, the Spectrum Slit, transforms the unseen chaos of ...

Verizon experienced a severe network outage some days ago, leaving users without access to data or cell service entirely. Verizon has since offered users a $20 credit, and Visible is tagging on since ...

Michelle is Lifehacker's Associate Tech Editor, and has been reviewing games, laptops, phones, and more for over 10 years. She is based in New York City and holds a master's degree from NYU. January ...

Indoor life is comfortable for pet birds, but it comes with one big downside: most homes don’t provide the kind of light birds evolved to live under. In the wild, birds spend hours in sunlight that ...