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Meet Curta, world's first portable calculator! [Video]
posted September 1 2011 15:28.33 by Giorgos Lazaridis




I saw the video and i got so excited, that i had to know everything about this amazing mechanical calculator. People, i present to you, Curta, world's first portable calculator! And...

[Link: rregister]
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Tags: history   cool gadget   geometry/mathematics   calculator   crazy story   crazy designs   extreme   omg   insane   mechanical   pioneer   innovations   



This is your age on other planets
posted May 3 2011 20:59.36 by Giorgos Lazaridis




Of course you all know that earth rotates around the sun once every 365 days (about). And you all know that the other planets of our solar system have different period of rotation...

[Via: neatorama]    [Link: exploratorium]
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Tags: space related   games and fun   calculator   hilarious   software   

















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