Those dots disappear and reappear as your eye jitters ... There’s also another thing that could be going on. If you look at the grid pattern closely, you might be able to see faint white squares ...

A mysterious grid of dots spanning several miles of Western ... the land," Sparavigna told LiveScience in an email. The strange pattern was clearly man-made. In older imagery from Bing and Nokia ...

An Amsler grid, also known as ... straight lines in a grid pattern. The lines form very small squares that measure 5 millimeters on each side. There’s a dot to mark the center.

Get enough dots together and your faulty eyeballs start seeing things. With random dot patterns, a simple move of the dots by a few degrees can create trippy concentric circles or wild swirls that ...

The dots follow a predictable pattern, making braille more successful ... The night writing system used a twelve-dot grid to send messages that could be read silently and without light.