Humans have a new way of seeing infrared light, without the need for clunky night-vision goggles. Researchers have made the first contact lenses to convey infrared vision — and the devices work even ...

Humans struggle to distinguish colors in the dark because of how our eyes adapt at different light levels. | Credit: Dmitri T/Shutterstock ...

The nanoparticles specifically enable the detection of "near-infrared light," which is infrared light in the 800–1600 nm range, just beyond what humans can already see. The team previously showed that ...

People love the rainbow of ROYGBIV colors: red, orange, yellow, green, blue, indigo and violet. Human eyes perceive visible light as this array of colors. You may notice that some colors you can ...