The biggest stories of the day delivered to your inbox.

Picture puzzles and optical illusions are not only fun but also great ... In today's tricky puzzle, a girl is cunningly ...

There are many types of optical illusions like physical ... can be seen in an old optical illusion painting of three girls and their hidden lovers. The above vintage picture is an optical illusion ...

Top 8 Optical Illusions: Optical Illusion is ruling the ... and her skirt matches the colour of the shore, which is why the girl seems to be cut in half and half. 8. Man behind Obama with curly ...

Are you ready to test your observing skills? Picture puzzles and optical illusions are not only fun but also great mental exercises. It is suggested in studies that people who do well at locating ...