Picture puzzles to find hidden objects are amazing for your brain. These offer a great mental challenge for searching and identifying concealed items. Like in this puzzle, there is a pear hidden so ...

The human and non-human primate brain is remarkable in recognizing partially hidden objects. A study, conducted during a shape recognition task, shows as more of the shape is hidden, a brain area ...

Optical illusions are images that trick our eyes and brains. They make us see things differently from how they are. Sometimes, we may see a shape or object that is not there, or we might notice hidden ...