While looking for traces of other vanished kingdoms in the area, Sparavigna discovered a mysterious grid of dots, like pinpricks laid out in the design of ... The strange pattern was clearly ...

To be clear, there really are 12 black dots in the image ... If you look at the grid pattern closely, you might be able to see faint white squares where the gray lines meet.

Gridzzly is a beautifully simple tool for anyone who uses grid, graph, or ruled paper. The webapp lets you fine-tune the pattern you need for printing. Just choose the shape (dots, lines ...

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 ...