Batters, pitchers and catchers were able to challenge a home plate umpire’s ball or strike call. Powered by Hawk-Eye ball-tracking technology, the automated ball-strike system replays the pitch ...

Tens of thousands of people have turned out to see Pope Francis at a public viewing platform in St Peter's Basilica, where he ...

Webb has two decades ahead of it, but it's already captured some stunning images. Here are 35 of our favorites.

Researchers from Purdue University, Rwanda Biomedical Center, and the University of Rwanda used standard smartphones to take more than 12,000 eye photos from 565 children aged 5 to 15. They then ...

Dementia — the progressive decline in cognitive abilities, impacting memory, language and reasoning — affects more than 6 million Americans and accounts for over 100,000 deaths each year.

Instead, it uses black-and-white photos to examine tiny structural changes in the eye’s blood vessels. This approach avoids problems caused by different light conditions or camera models ...

In celebration of the Hubble Space Telescope's 35 years in Earth orbit, NASA is releasing an assortment of compelling images ...

A new study reported in Biophotonics Discovery offers a promising alternative: using simple grayscale photos of the eye’s conjunctiva—the inner surface of the eyelid and the white part of the ...

Two orphaned bear cubs are charming everyone who makes eye contact with them at their animal shelter home. The little ones live in the western Turkish city of Bursa, at a wildlife center where ...

A new study reported in Biophotonics Discovery offers a promising alternative: using simple grayscale photos of the eye’s conjunctiva—the inner surface of the eyelid and the white part of the eye—to ...

Blood vessels at the back of your eye may one day alert doctors to signs of early dementia, a new study suggests. Three years ago, researchers from the University of Otago in New Zealand ...