Ask the Chatbot Games & Quizzes History & Society Science & Tech Biographies Animals & Nature Geography & Travel Arts & Culture ProCon Money Videos
illusion
Table of Contents
References & Edit History Related Topics
Images & Videos
How does the McGurk effect trick your brain?
optical illusion: refraction of light mirage Ambiguous figure seen as either a white vase or two black profiles Examples of optical illusions.
Exploring different states of consciousness
Discover
Illustration for Demystified "How Dangerous is Quicksand"
How Deadly Is Quicksand?
Cathedrale St.Jean in Lyon, France has a 14th-century astronomical clock that shows religious feast days till the year 2019; Perpetual Calendar
Ten Days That Vanished: The Switch to the Gregorian Calendar
Poker game. Card game. Royal Flush in poker. Hearts suit gambling
Poker Hands Ranked
Happy, smiling, flying pig
7 Everyday English Idioms and Where They Come From
King Cobra snake in Malaysia. (reptile)
9 of the World’s Deadliest Snakes
Figure 13: A Maxim machine gun, belt-fed and water-cooled, operated by German infantrymen, World War I.
7 Deadliest Weapons in History
Amendments 1-10 to the Constitution of the United States constitute what is known as the Bill of Rights on an American flag.
What Is the Emoluments Clause?

illusion: Related Content

verifiedCite
While every effort has been made to follow citation style rules, there may be some discrepancies. Please refer to the appropriate style manual or other sources if you have any questions.
Select Citation Style
Share
Share to social media
URL
https://www.britannica.com/facts/illusion
Written and fact-checked by
The Information Architects of Encyclopaedia Britannica

The Information Architects maintain a master list of the topics included in the corpus of  Encyclopædia Britannica, and create and manage the relationships between them.
The Information Architects of Encyclopaedia Britannica

Photos and Videos

optical illusion: refraction of light
mirage
Ambiguous figure seen as either a white vase or two black profiles
Examples of optical illusions.
How does the McGurk effect trick your brain?
Exploring different states of consciousness
See All Videos and Images →

Related Topics and References

Topics
Dig Deeper: More Articles That Discuss This Topic

Key People

Asam, Cosmas Damian: The Ascension of Christ
Cosmas Damian Asam
German painter
Egid Quirin Asam
German architect
Baldassarre Peruzzi: Palazzo Massimo alle Colonne, Rome
Baldassarre Peruzzi
Italian painter and architect
Lanfranco, Giovanni: Assumption of the Virgin
Giovanni Lanfranco
Italian painter
Giacomo Serpotta
Italian sculptor