Question

Why do illusions occur?

Answer 1

Optical illusions occur because our brain is trying to interpret what we see and make sense of the world around us. Optical illusions simply trick our brains into seeing things which may or may not be real.

Answer 2

Illusions

Explanation:

• Illusions occur due to misinterpretation of sensory information received by the sensory organs resulting in misperceptions.
• Illusions occur due to discrepancy in one’s awareness to an external stimulus situation.
• Illusions which are common to most of us are called universal illusions. Illusions which are specific to individuals are personal illusions.  
• The other illusions experienced by humans are geometrical and apparent movement illusion.
• Visual illusions are mostly due to the misperception by the brain rather than the eye.
• The appearance of rail tracks converging at a distance and formation of mirage on a hot road are illusions