What's the retinal resolution of the human eye, or how many pixels can we actually perceive? And is there any point in purchasing an expensive, ultra-high-def TV for an optimal in-home viewing ...

Our ability to see starts with the light-sensitive photoreceptor cells in our eyes. A specific region of the retina, termed fovea, is responsible for sharp vision. Here, the color-sensitive cone ...

Concept of fast-zoom and high-resolution sparse CEC based on dual-end collaborative optimization. (a) Schematic diagram of imaging scene and the proposed sparse CEC based on liquid lenses. (b) ...

Is your ultra-high-definition television really worth it? Do you need a 4K or an 8K screen to get the best viewing experience at home? According to researchers at the University of Cambridge and Meta ...

Jackson Ryan was CNET's science editor, and a multiple award-winning one at that. Earlier, he'd been a scientist, but he realized he wasn't very happy sitting at a lab bench all day. Science writing, ...