For years mothers have told their daughters that horizontal ... the eye looks at vertical stripes on a waistline, it has to take in the constant contrast of black to white to black, and so on ...

Called the McCollough effect, it involves staring at images of vertical and horizontal lines, and it can make you see black and white as green and red for up to three and a half months.

The vertical resolution is independent of the system bandwidth and defines the capability of the system to resolve horizontal lines. It is expressed as the number of distinct horizontal lines, ...

If you see horizontal or vertical lines on your laptop screen or desktop monitor, the problem could be the hardware or the software. Let us see how to fix such white, black, colored, flickering ...