The selection committee came into its meetings armed with a dozen metrics to help it tease out the differences that will ...

A 70-year-old man presented to Tufts emergency department with a 2-day history of left eye redness and periorbital swelling ...

Close zoom of an eye undergoing a visual field test, with light shining into the iris. A simple eye scan could be used to ...

The new Cambridge-Meta study reveals that human eyes, when tested with modern screens, can exceed that old threshold by a ...

Scientists discover a new way to figure out how sharp a 4K picture looks to a person from their unique viewing position.

When Apple introduced the Retina Display in 2010, the company made a bold claim: the screen packed in so many pixels that the ...

Every year, tech and television companies boast their products’ latest and greatest, highest-resolution displays. The 4K ...

Is your ultra-high-definition television really worth it? Do you need a 4K or an 8K screen to get the best viewing experience ...

Is your ultra-high-definition television really worth it? Do you need a 4K or an 8K screen to get the best viewing experience ...

In a new optical illusion, dots appear purple in central vision but blue in peripheral vision. Here's how it works.