AN image of the Union flag is leaving people baffled with the optical illusion showing exactly how colour blindness works. The BBC Horizon clip - which originally went to air in 1985 - has resurfaced online after being shared on Twitter by the BBC Archive, and depicts a green, yellow and black version of the flag. The narrator urges viewers to stare at the black dot in the centre of the flag for 20 seconds - and soon after, the image will disappear showing a blank, white screen. But while it looks like nothing more than a white screen, a lot of people actually continue to see the flag but in it's traditional colours - red, blue and white. The narrator refers to this as the "three receptor theory" and, as it turns out, there's quite a simple explanation for it. He explains that the human retina contains three types of colour receptors, called cone cells, with "different absorption spectra". Ever wondered what colour-blind people can actually see? #OnThisDay in … [Read more...] about Flag optical illusion shows exactly how colour blindness works… so what do YOU see when the green and yellow vanishes?
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RECORD label bosses are probing the leak of an incredible treasure trove of 50 unreleased Rolling Stones songs spanning their near 60 year career. The high quality studio recordings stem from the 1960s with band founder member Brian Jones, through the 70s with guitarist Mick Taylor right through to recent era with Ronnie Wood . But their release this week on pirate ‘bootleg’ CDs and availability on various Rolling Stones’ fan sites has baffled music experts as to how they were liberated. It is thought the songs were being readied for a full label release - given the studio quality - and that hackers grabbed them or someone leaked it. The Stones are currently signed to Polydor in the UK and Interscope in the US - both part of Universal. The leak has created massive excitement on Rolling Stones fan sites. Among the gems on the three disc collection, simply called Fully Finished Studio Outtakes, is what many fans are calling one of the groups’ holy grail … [Read more...] about Treasure trove of 50 unreleased Rolling Stones songs mysteriously emerges online
PEOPLE have been left baffled over an optical illusion of grey squares that look like they are moving. At first glance, the image - which has a collection of squares around the edge and in the middle of a plain background - looks more like a gif than a still pattern. However, this is actually incorrect as the picture isn’t moving at all. The optical illusion has been circulating on Reddit, after being shared by user evilgator , and it has now received 25,000 upvotes. The caption said: "This is not a gif." Many people were highly impressed at the illusion, with one writing: "Depending on which eye I use, the inside or the outside wiggles. Wtf?" THE SCIENCE BEHIND OPTICAL ILLUSIONS This brief explanation may help to unscramble your brain... Optical illusions make a little bit more sense when you learn that our eyes have very little to do with what we see and it is our brains that play the key role in creating images and trying to protect us from the … [Read more...] about ‘Intense’ optical illusion leaves people divided – so what do YOU think is happening in this picture?