The birds can distinguish hues in combinations of ultraviolet and visible light that puts our own technicolor vision to shame.
Blue-light filters aren’t going to get you those zzzs.
The screen time debate is not new.
Short answer: no.
It’s always a bad idea to look directly at the sun, and today is no exception.
We can live without it, but color vision must give us some evolutionary advantage
Short answer: Not really.
Designed for kids, these contacts would nip myopia in the bud.
A new German-developed head-mounted camera system tracks your eye movements, pointing a camera wherever you look and allowing you to...
In a rare success for gene therapy, sight is regained in one eye
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