Ultraviolet has very short and energetic wavelengths that are shorter than violet on the visible spectrum. But can people see UV? When you purchase through links on our site, we may earn an affiliate ...

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 ...

Neuroscientists and materials scientists have created contact lenses that enable infrared vision in both humans and mice by converting infrared light into visible light. Unlike infrared night vision ...

Our eyes take in the dazzling greens of dense forests, blues of alpine lakes, and reds and purples of sunset. Yet there’s an entire world hidden from sight. Our eyes only perceive a narrow sliver of ...

In the dark, vivid colors seem to fade to gray and they're hard to tell apart. Why is that? When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. If ...