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2777 |
savio |
11 years ago |
The Schiller Effect makes stones seem to light up all on their own
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The Schiller Effect (aventurescence) is an optical illusion that makes stones such as labradorite appear to light up internally. The layering of different minerals at a scale near the wavelength of light causes the scattering and interference effect.
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5845 |
duddy |
10 years ago |
Short-circuit your brain
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Your brain is trying to do two things at once. Look at the image and try to say the colour of the word you see, rather than the actual word itself. It’s very tricky to do. The words seem to wrestle in a bizarre power struggle with the colours. This is because the right side of your brain is seeing the colour of the word while the left side is trying to say the word itself.
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6413 |
duddy |
11 years ago |
Never trust a mirror
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Can you figure out this optical illusion? Squares are magically turned into circles, then vice versa. But interestingly, it's not strictly the mirror that is fooling you - it's a combination of the shapes used and your fickle perspective. The trick was designed by Kokichi Sugihara from Meiji University in Japan for the "Illusion Of The Year" competition. You can see the other top 10 finalists from the competition right here. ...
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5507 |
duddy |
8 years ago |
Multi-touch transparent smartphone
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A Taiwan-based company has built a transparent smartphone with a multi-touch display from a light piece of glass. Although it's still a prototype, the executives have mentioned the transparent smartphone could arrive in late 2013.
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4387 |
duddy |
11 years ago |
Mind-blowing dragon illusion
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This type of optical illusion plays with our brain’s sense of perspective: the dragon’s face looks like it’s sticking out toward us because, after all, we know from a life time of experience that faces stick out instead of cave in. But the exact opposite is actually the case here. Regardless of what you perceive, the entire face of this dragon is inverted making everything backwards: For example, the right eye is actually farther away from us than the left eye, and it’s this inversion that confuses our brains and makes us think the dragon is staring at us. ...
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2669 |
duddy |
9 years ago |
How many colours do you see?
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You see those embedded spirals of green, pink and blue? The green and blue spirals are actually the exact same colour. When the green and pink colours are placed side-by-side, they enhance each other’s darker tones, making them look like completely new colours. How we perceive colours is dependant on the light and shadow surrounding them and on the placing of contrasting colours side by side.
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3662 |
duddy |
10 years ago |
Depth perception in babies
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Despite his mother beckoning him to come towards her, this infant hesitates to cross the "visual cliff" – an apparently steep drop that is actually covered by transparent glass. Psychologists in the 1960s found that most infants 6 to 14 months of age were reluctant to crawl over the cliff, suggesting they had the ability to perceive depth. Most psychologists believe that the ability to perceive depth is partly innate and partly a product of early visual experience. Here's a test you can try to demonstrate how your perception of depth is still live and active. Below are two perfect circles, yet the smaller circle appears distorted. Our brain interprets the converging lines to be adding depth to the screen, as if the solid middle is further aw ...
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18944 |
bio_man |
3 years ago |
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4224 |
duddy |
10 years ago |
Cats don't have beaks!
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Can you spot the cat amongst the pigeons? This is Hungarian artist's - Dudolf - latest optical illusion that has some several viewers puzzled. The cause of all this difficulty is likely to have something to do with the way in which the brain processes visual information, by identifying repeating patterns and then using this to automatically fill in the gaps in peripheral vision. This makes it very difficult to spot minor details or irregularities in our visual field without focusing directly on these elements, which means you probably won't see the cat unless you stare straight at it. ...
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15376 |
duddy |
8 years ago |
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8918 |
duddy |
10 years ago |
A mummy in Italy that blinks
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In the catacombs of Sicily, there's a creepy child mummy named Rosalia Lombardo who appears to open and close her eyes on a regular basis. Here's how a scientist solved the mystery of this little "sleeping beauty". (Hint: she's not actually undead.)
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1292 |
duddy |
9 years ago |
13 Hidden faces
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This is a famous optical illusion, known as the '13 hidden faces'. It is also an attractive piece of art. How many can you find? It is considered that if you can find 10 faces you have normal powers of observation. If you find 15, you have above average observation skills, if you discover 21 or more, you have extremely keen observation skills. The faces that are most obvious are the ones in the foreground, along the path. They are lit up and our eyes are drawn naturally to them. The faces in shadow are perhaps more tricky to observe. Let me know if you find more, here are my solutions ...
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7645 |
duddy |
11 years ago |