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wu :: forums    riddles    what happened (Moderators: william wu, Icarus, ThudnBlunder, towr, Eigenray, Grimbal, SMQ)    How many black dots... « Previous topic | Next topic » Pages: 1  Reply Notify of replies Send Topic Print    Author  Topic: How many black dots...  (Read 6257 times) jpk2009 Junior Member     Gender: Posts: 60 How many black dots...   dots.JPG « on: Apr 15th, 2010, 10:56am » Quote Modify How many black dots do you see? IP Logged towr wu::riddles Moderator Uberpuzzler Some people are average, some are just mean.     Gender: Posts: 13730 Re: How many black dots...   « Reply #1 on: Apr 15th, 2010, 11:42am » Quote Modify If I stare at it long enough, I only see one dot, and that one is white. IP Logged Wikipedia, Google, Mathworld, Integer sequence DB codpro880 Junior Member Teachers strike, students hurt. English...     Gender: Posts: 89 Re: How many black dots...   « Reply #2 on: Apr 20th, 2010, 11:33am » Quote Modify I think that is the most annoying optical illusion I've ever seen... IP Logged You miss 100% of the shots you never take. towr wu::riddles Moderator Uberpuzzler Some people are average, some are just mean.     Gender: Posts: 13730 Re: How many black dots...   « Reply #3 on: Apr 20th, 2010, 1:03pm » Quote Modify Oh, there are worse, imo.   How about     (a bigger version would be better, but one has to make due) Apparent motion illusions drive me nuts. « Last Edit: Apr 20th, 2010, 1:04pm by towr » IP Logged Wikipedia, Google, Mathworld, Integer sequence DB Noke Lieu Uberpuzzler pen... paper... let's go! (and bit of plastic)     Gender: Posts: 1884 Re: How many black dots...   Illu2.jpg « Reply #4 on: Apr 20th, 2010, 8:53pm » Quote Modify I created one by mistake and sent it through to Akioshi Kitaoka (the creator of the one that towr just posted). He was seemingly quite impressed. I offer it here as well... IP Logged a shade of wit and the art of farce. JiNbOtAk Uberpuzzler Hana Hana No Mi     Gender: Posts: 1187 Re: How many black dots...   « Reply #5 on: May 2nd, 2010, 5:42am » Quote Modify on Apr 20th, 2010, 8:53pm, Noke Lieu wrote: I created one by mistake ..   By mistake ? What were you trying to create anyway ? IP Logged Quis custodiet ipsos custodes? Noke Lieu Uberpuzzler pen... paper... let's go! (and bit of plastic)     Gender: Posts: 1884 Re: How many black dots...   « Reply #6 on: May 3rd, 2010, 9:14pm » Quote Modify I was writing notes about volumes of cylinders... and MS Word offered this... IP Logged a shade of wit and the art of farce. towr wu::riddles Moderator Uberpuzzler Some people are average, some are just mean.     Gender: Posts: 13730 Re: How many black dots...   « Reply #7 on: May 17th, 2010, 1:14am » Quote Modify Have a look at the winners of the best visual illusion of 2010 here: http://www.newscientist.com/special/best-new-visual-illusions-2010 IP Logged Wikipedia, Google, Mathworld, Integer sequence DB cartoonle Junior Member     Gender: Posts: 56 Re: How many black dots...   « Reply #8 on: Dec 13th, 2012, 4:33am » Quote Modify hidden: There's no black dots. IP Logged friv - something i've built marlonmark Newbie     Gender: Posts: 43 Re: How many black dots...   « Reply #9 on: Dec 24th, 2012, 3:32am » Quote Modify Yes mate hidden: there are no black dots IP Logged Pages: 1  Reply Notify of replies Send Topic Print Forum Jump: ----------------------------- riddles -----------------------------  - easy   - medium   - hard   - what am i => what happened   - microsoft   - cs   - putnam exam (pure math)   - suggestions, help, and FAQ   - general problem-solving / chatting / whatever ----------------------------- general -----------------------------  - guestbook   - truth   - complex analysis   - wanted   - psychology   - chinese « Previous topic | Next topic »

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