Got an eye on the night sky? This Celestron Travel Scope is perect for beginners and it's $40 for Amazon Prime Day!

As the world marks World Sight Day on October 9, health experts are urging South Africans to take simple but vital steps to protect one of their most precious senses - their sight.According to the ...

The harvest moon, the first full moon nearest to the autumnal equinox, was visible over Central Texas last night. KXAN viewers sent in some of their photos ...

Keratometry measures the radius of curvature of the cornea, specifically the central zone. This measurement helps determine the cornea’s refractive power and identify any irregularities, such as ...