Some people can mentally suppress the competing image, but some find it uncomfortable. So they close one eye. When aiming at a target, most people tend to use the dominant eye, which generally but ...

My colleagues, viewed across the room, appeared to have shifted slightly so that now they ... toward me. I closed one eye and then the other. Both worked well. In fact, each restored reassuring ...

Have you ever been watching TV or reading a book and all of a sudden had blurry vision in one eye? Maybe you closed one eye and the picture looked fuzzy or the words on the page became harder to read.

Rather than donning special glasses and paying extra to see a movie in 3-D, try sitting through a regular showing with one eye closed ... the brain merges the two slightly disparate images ...

One eye could conceivably be yellowing faster than the other. (This probably isn’t a factor in my case, since I remember seeing slightly different colors as child.) For the most part ...