Our brain and eyes can play tricks on us—not least when it comes to the expanding hole illusion. A new computational model ...

"The eyes are actually the only place in the body where we can see blood vessels and nerves directly, which gives us an incredible opportunity to detect early signs of systemic health issues that ...

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"Many people worry that they might be giving the "wrong" answer," the optometrist told Newsweek. Mile-wide volcano could erupt off US West Coast this year, say scientists I've been to all 50 ...

Snow also changes the very shape of the world people see around them ... “There’s so much you can do with it in a tactile way.” Whether school is canceled or not, snow shakes up the routines ...

Most contain vasoconstrictors, which narrow blood vessels and can worsen dry eye symptoms. When the condition is severe, see your doctor ... or write: Ask the Doctors, c/o UCLA Health Sciences ...

Couldn’t we all do with a little stress reduction? Especially since all seven of the other planets in our solar system are about to become visible at once in a great planetary alignment.

Your eyes kind of get in a groove to what you’re looking at and fill in different colors,” he explained. “So to kind of reset my eyes when I’m working, I stare at a white or gray wall and then look ...

The problem is you can’t see them with just your eyes, even in the darkest and most ... January is the day to see the planets in a line. I do not know where that date has come from.

Indeed, WHO teams often go where others do not. They routinely evacuate injured patients and provide lifesaving equipment, supplies and services in conflict or disaster-ravaged areas. Watch below as ...

It's hard to believe we're a few minutes away from downtown, but we see deer and wild turkey every day. It's the perfect combo of proximity to the city and to nature," Vance told the Enquirer in ...