Steve Spangler Science
Mysterious Appearing Colors - Sick Science! #050
Experiment with light and color using the activity from this film. Learners can make their own spinning discs to demonstrate the principles. This is a hands on way to explore color and optical illusion. As an added bonus, your scientists...
Curated OER
Engineering an Empire - Greece, Part 5/5
"There are no straight lines in the Parthenon." The series concludes with a look at the optical illusions involved in the engineering of the Parthenon. Mixing animated images and current video, the producers bring alive this famous...
TED-Ed
The Moon Illusion
Does the moon change size? It sure looks like it! Two optical illusions are suggested as an explanation: Ebbinghaus and Ponzo. However, there are problems with both of these. Convergence micropsia may answer the question, but many...
Khan Academy
Khan Academy: Waves and Optics: Virtual Image
Video lectures discusses virtual image and light rays. [7:52]
Khan Academy
Khan Academy: Epistemology: Paradoxes of Perception #2 (Arg From Hallucination)
Common sense takes for granted that we can typically just see physical objects without further hindrance. In this Wireless Philosophy video, Eugen Fischer (University of East Anglia) presents the 'argument from hallucination' that...
AsapSCIENCE
Asap Science: Can You Trust Your Eyes?
How do you know what you're seeing is real? These illusions bring about the truth! [2:03]