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Monday 25 February 2013

Illusions | Optical Illusions


Best classic illusion :The Skin-Crawling Spiral

Best classic illusion :The Skin-Crawling Spiral


As soon as it appears, the spiral will rotate endlessly, moving outwards and moving inwards in circles. When you look away from the screen, the spiral will continue to move. Stare at its center for around a minute (wait until it has loaded properly first). Then look away from the screen and stare at the back of your hand. See if it begins twitching and moving! The effect is like bugs crawling beneath the skin.










Which is taller
Which is taller

Can you find which soldier is taller ?
Actually all are of same height .Use a scale to verify.
Our brains use the lined perspective created in this image and the way in which the lines narrow into the distance. By placing the third soldier the furthest away, on the narrower lines, he appears taller.






Find 13 hidden faces
Find 13 hidden faces
If you can find 10 faces then you have normal observation .If 15 then above average and if you discover 21 images then you have extremely good observation skill.









 Island  isn't  it?

 Island  isn't  it?

Please look at the second picture














 Island  isn't  it?
Our brain perceives that a photograph is based on light projecting down from above .Scientists must be careful at interpreting images of planets like moon, so that they don't confuse with craters to islands











Glowing Bulb

Glowing Bulb


Try staring at this black bulb for 30 seconds and then quickly focus on some light background  screen such as a white wall. Start blinking your eyes and you could notice a glowing white bulb over there.
Our brain deciphers negative and positive images in an interesting way .It reverse the negative image and turns it into positive.




















How many Fs do you see in the text below?


FINISHED FILES ARE THE RE-

SULT OF YEARS OF SCIENTIF-

IC STUDY COMBINED WITH THE

EXPERIENCE OF YEARS.




After you counted the Fs, scroll down..







How many did you count? 3?


Wrong, there were 6. Don't believe it?
Scroll back up and check. Or scroll down
for the solution...





Our brains are trained to overlook the word OF.

If you saw all 6 Fs right away, you're a genius.

Most people see only 3 Fs. Some people see 4.



Freaky One

Freaky One

Start staring at the blue bag hanging in the doorway at the back . Wait for 1 minute . Your eye will adjust and you will see something scary .










Disappearing color star
Disappearing color star

The cells in the retina, at the back of the eye, collect light through our lens of all that’s in front of us. In a certain area where our nerves connect the eye to the brain, light does not grow. Light hitting this area of nerves is not picked up, and a blind spot is the result.











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