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Stories for "Al Seckel"

 

Warp your room (not your mind) with this awesome illusion

Posted By Matthew Trost

Via speigl.org via verylowsodium: Instructions: 1. Stare at the image for 10 seconds 2. Look at something — your hand, a book, your friend 3. Enjoy! For more on illusions — and the delight of our buggy minds — see Al Seckel’s 2004 TEDTalk >>

 

Which direction is this woman spinning?

Posted By Matthew Trost

Can you reverse her direction of rotation? Cognitive Daily at ScienceBlogs took a reader poll and found that two-thirds saw the silhouetted woman rotating clockwise. About the same number were able to reverse her direction. Those who initially saw the woman rotating counter-clockwise found it easier to reverse her direction — much as the Necker […]

 

How easily we are fooled: The rotating grid illusion

Posted By Emily McManus

Filmmaker and animator David O’Reilly (who came up with the concept for iHologram) has noticed an interesting property in this animated GIF: He writes: While working in 3D last year, I discovered this optical illusion: A large grid seen rotating at a certain speed will appear to group itself into smaller grids, spinning independently. See […]

Transcript

Al Seckel on TED.com

Posted By Tedstaff

Al Seckel, a cognitive neuroscientist, explores the perceptual illusions that fool our brains. Loads of eye tricks help him prove that not only are we easily fooled, we kind of like it. Read the transcript >>