Infrared contact lenses using nanoparticles convert near-infrared (800–1600 nm) into visible light, enabling users to perceive infrared wavelengths without external power.

Here’s what you’ll learn when you read this story: New soft contact lenses use upconversion nanoparticles to convert infrared light into visible light. Unlike night-vision goggles, which can ...

The weather alert system and runway lights weren’t working at a foggy San Diego airport where a private jet was planning to land before it crashed into a neighborhood, but the cause of the crash ...

SAN DIEGO — The runway lights were out, a weather alert system wasn’t working and there was heavy fog at a San Diego airport when a pilot who had flown across the country made the decision to ...

A study participant puts in a contact lens. Researchers developed lenses with nanoparticles that convert infrared wavelengths into visible light that humans can perceive. Yuqian Ma, Yunuo Chen ...

The pilot of a small private plane that crashed in a residential neighborhood of San Diego earlier this week faced fog as he attempted to land, while runway lights and a weather alert system at ...