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Optical Illusions

10 Optical Illusions That Will Blow Your Mind

Posted 05.23.2013 | Comedy

If you’re in the mood to have your mind blown, these 10 optical illusions will definitely do the trick. Give your brain a workout and test your a...

LOOK: Mind-Blowing Optical Illusions

Posted 05.16.2013 | Arts

"I don’t capture moments, I capture ideas," Erik Johansson proclaims on his website. The Swedish photographer seems to take heavy cues from M.C. Esc...

PHOTOS: There Is Something VERY Different About This Room

The Huffington Post | Brie Dyas | Posted 05.08.2013 | HuffPost Home

Even a seasoned editor couldn't tell what was up.

Assembling a Chair

Brian D. Cohen | Posted 05.07.2013 | Arts
Brian D. Cohen

Art causes even more problems than it solves, when it questions foregone conclusions and assumptions. And unlike assembling a chair, there isn't one way to do it right and you can't know what it's going to look like by studying the box.

LOOK: Mind-Bending Optical Illusions

Posted 05.01.2013 | Arts

Canadian painter Rob Gonsalves's optical illusions remind us of M.C. Escher's impossible constructions and Salvador Dali's surreal worlds. We orig...

Get Your Mind Out Of The Gutter

Posted 04.26.2013 | Comedy

Something about this dog looks awfully familiar... Adorable dog or giant phallus? You decide. Via Imgur...

NSFW: Amphibian Body Painting

Posted 04.10.2013 | Arts

How many people do you see in this image? In this body paint illusion, five nudes morph into a brightly-colored frog. We've been floored by the wor...

Optical Illusions Explained

Posted 04.10.2013 | Arts

How would you define the concept of an optical illusion? Filmmaker Samm Hodges attempts to explain the phenomenon in his new video, "Illusions," a daz...

Superhero Photo Challenge

Brittany Binowski | Posted 04.05.2013 | Arts

This week's featured photo is from @exhibitjuliet on Instagram. She writes: I came home from vacation last night to one of the MOST amazing things ...

Photo Challenge: Op Art

Brittany Binowski | Posted 03.28.2013 | Arts

This week's featured photo is from Yoni Mayeri, a California-based photographer and visual artist. The photo below is a digital drawing inspired by sc...

Meet The Original Optical Illusionist

Posted 03.15.2013 | Arts

Before Reddit and DeviantART became the go-to havens for op art online, Italian painter Giuseppe Arcimboldo set the standard for hallucinatory portrai...

WATCH: Cat Duped By Optical Illusion

Posted 03.06.2013 | Comedy

And we thought the clashes between cats and laser pointers were epic. In a recent video, one Youtube user's extremely determined cat faces off agai...

LOOK: This Is Not An Eye

The Huffington Post | Sara Gates | Posted 02.28.2013 | Style

We've seen some pretty talented makeup artists -- like Promise Phan, who transforms herself into celebrities -- but Sandra Holmbom may be in a league ...

Can 'Ghosts' Protect Military From Harm?

Posted 02.25.2013 | Science

By: Charles Choi, LiveScience Contributor Published: 02/25/2013 09:47 AM EST on LiveScience Ghostly illusions could one day help disguise military...

She's Not Doing THAT, Pervents

Posted 02.22.2013 | Comedy

Um, yikes. Sometimes a photo gets taken at the exact wrong time, and just looking at it requires a cold shower afterwards. We only wish the best fo...

21 People Having Too Much Fun With Nature

Posted 02.16.2013 | Comedy

Climbing mountains and hiking to waterfalls is an adventure all its own. These experiences can offer you the chance to reflect, meditate and be one wi...

Impossible 2D Drawings Made Possible... In 3D

Posted 12.29.2012 | Arts

We've all seen drawings of impossible objects like M.C. Escher's Penrose stairs and ascending and descending walkway. However, after seeing the optica...

The Best Optical Illusion You'll See Today

Posted 12.26.2012 | Comedy

We assume the man in the background looks so majestic because he realizes that he may have just completed the most magnificent photobomb in the histor...

Unbelievable Optical Illusions

Posted 11.28.2012 | Arts

With his truly spectacular optical illusions, Brusspup is more of a magician than an artist -- it's all about the reveal. In his latest video, the ...

Step Carefully in Math

Tim Chartier | Posted 01.16.2013 | Science
Tim Chartier

Mathematicians often step carefully and even warily from one logical statement to the next. One misstep can lead to inaccuracy.

Are You Right? What Makes You So Sure?

Tom Cornwall | Posted 01.16.2013 | TED Weekends
Tom Cornwall

2012-11-15-lottopullWe all like to think that we are right. And we will often go to great lengths to persuade others that our view is the right view. But what Beau Lotto reveals in his powerful TEDTalk is that our reality is merely a perception and, "the light that falls on your eye is meaningless."

Reality: What a Concept!

Mario Livio | Posted 01.16.2013 | TED Weekends
Mario Livio

2012-11-15-lottopullOptical illusions reflect limitations in our perception of physical reality. But what really is physical reality? While dozens of philosophers have struggled for millennia with attempts to directly answer this question, modern science settled on a more modest goal -- how can we explain reality's behavior?

We're Pretty Much All Tripping, All the Time

Ben Thomas | Posted 01.16.2013 | TED Weekends
Ben Thomas

2012-11-15-lottopullWe're hallucinating reality all the time -- but we only take notice when our hallucinations fail to make accurate predictions; when we think we're certain of something that's actually not so certain, and our brains have to hunt down new information in order to make better predictions.

Optical Illusions Show How We See

Beau Lotto | Posted 01.16.2013 | TED Weekends
Beau Lotto

2012-11-15-lottopullA blue sky is a contradiction: the sky at night is devoid of colour, so why during the day does the world seem to be shrouded in a blanket of blue?

PHOTOS: Unintentionally Sexual Optical Illusions

Posted 11.13.2012 | Comedy

Warning: accidentally NSFW material ahead. Body parts may look like other, much funnier body parts. Bicycle seats and leather interiors may cause you ...