Some Ukrainian forces are struggling against Russia's night-vision drones, a soldier told the Kyiv Post. The soldier said the drones were being used in the direction of Vuhledar in the Donetsk region.

Owls and cats are at an advantage as the days get darker, but humans may notice their vision takes a hit during their evening commute home as daylight hours shrink. Nighttime hunters, cats and owls, ...

LASIK surgery continues to be one of the most popular and effective methods of correcting vision problems caused by refractive errors such as myopia, hyperopia, and astigmatism. However, one question ...