This optical illusion is a fairly simple one, but it’s still a very impressive effect. A triangle and some cunningly positioned diagonal lines are all that’s needed for your brain to tilt a perfect ...

A symbol with diagonal lines dividing a red circle is often used to mean 'prohibited' or 'NG.' In addition to being seen on road signs in Japan, the United States Patent and Trademark Office (USPTO) ...

Techniques / How To Use The Power Of Lines To Improve Your Landscape Photography Did you know that you can use diagonal lines to guide the eye, add interest and more to your landscape shots? If you ...

A square has two diagonals (lines that run from one corner to a different corner, but not between two corners on the same edge). For the four-number case, we can do 12 + 34 = 43 + 2 + 1. For the ...

Optical Illusion for Testing Your IQ: An optical illusion is a mind-bending illustration of an object or a drawing or a picture that has different appearances and can be perceived differently. There ...

Parallel lines are indicated by arrows going in the same direction. Parallel lines are indicated by arrows going in the same direction. If there is more than one set of parallel lines in a diagram, ...