Meredith R. Klifto, MD, is an assistant professor of ophthalmology at the University of North Carolina School of Medicine, ...

Exposure to bright light at night raises heart risks by disrupting circadian rhythm. Women and young adults are especially ...

Astigmatism, a disorder that affects how the eyes focus light, can be exacerbated at night. Blurry vision and headaches are symptoms of astigmatism.

Low, patchy clouds diffuse the city lights, producing isolated regions that appear blurred. Milan has the largest metropolitan area in Italy, and the fifth largest in the European Union.

Why? The iPhone's Night Mode, which automatically enables whenever an iPhone 11 camera (or newer device) detects low light, is extremely motion-sensitive.

With the right settings and a few tricks, capturing stunning night photos on your smartphone is easier than you think.

New research shows artificial light can upend underwater communities around coral reefs just like they do on land.

Two people were shot after an argument on Wapato Street early Saturday morning in Tacoma, according to police spokesperson ...

Nightly light pollution is more strongly linked to Alzheimer’s disease in people 65 and older than other known risk factors like alcohol abuse, kidney disease, depression and obesity ...

One person was shot and killed in an apparent domestic dispute at a south Fort Worth home on Sunday, July 6, police said.

Artificial light at night interrupts the normal flight patterns of insects. This compilation video shows an orbiting behavioral motif in which insects circle the light. But pointing their backs toward ...

An update to Google’s Nest Cam models is causing blurry night vision for many users, in a frustrating problem as days get shorter.