Barney Saltzberg’s many picture books for children include “Arlo Needs Glasses,” about his giant goldendoodle who couldn’t ...

Do you have blue eyes? We talked to experts to discover curious facts about baby blues, including whether your biological family is bigger than you ever imagined.

Artificial blue light from devices and screens is not kind on your eyes or your overall health. Here are the best blue light ...

A total lunar eclipse occurs when the Earth moves directly between the sun and the full moon, casting its During totality — ...

Scientists have found a way to achieve negative refraction—where light bends the "wrong" way—using carefully arranged atomic ...

Accommodative range is not correlated with as lens thickness, lens radii of curvature, axial length, or corneal power in pre presbyopia.

Our love affair with technology can wreck our vision and sleep, thanks to blue light. “The problem is that, with technology, we are being overexposed to blue light,” said ophthalmologist Dr. Rafael ...

In this Healio Video Perspective from Hawaiian Eye 2025, Neda Nikpoor, MD, of Jenkins Eye Care in Honolulu, discusses how to ...

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Ruben makes each demise memorable with surprising touches. CGI blood splatters on the lens as Heart Eyes machetes through a bevy of victims. A hole punched through a head acts as a bloody iris ...

These are the best K-mount SLR lenses we've tested. Images, and the devices that capture them, are my focus. I've covered cameras at PCMag for the past 13 years, which has given me a front row ...