sight

How Our Bodies Sense The World Is Misunderstood

How Our Bodies Sense The World Is Misunderstood

Perhaps one of the first things you learned in kindergarten was that you had five senses: sight, taste, smell, hearing, and touch. But the actual number is probably way more than that, maybe in the 30s. And there’s a whole lot we don’t know about the senses that we do…

How The 20/20 Vision Scale Works

How The 20/20 Vision Scale Works

With more than 150 million people in the United States (nearly half of the population) requiring some form of corrective eyewear to compensate for visual impairment, chances are you have had your eyesight graded on the 20/20 scale before. If you haven’t, you have probably heard other people saying they…