Carl Sagan on ancient Greek mathematician Eratosthenes

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Picture of dopkop29 achievements

+6 1. dopkop commented 10 years ago

That man walking 800km better have walked in a straight line... :D
Picture of Judge-Jake53 achievements

+16 2. Judge-Jake commented 10 years ago

#1 Turns out he did. Just imagine walking in a straight line for 497 miles and using that measurement to give a near perfect figure of 7% of the entire earth. Incredible feet and feat. ;)
Picture of dushan56 achievements

-2 3. dushan commented 10 years ago

- this guy sounds like principal skinner from sipsons
- noooooo, zi aliens told him, there is no chance someone could measure planet size with a stick
Picture of beerholder29 achievements

+6 4. beerholder commented 10 years ago

Imagine measuring 800 km by counting your steps and going

796332
796333
79633-hey steve
7963...darn it, better start again. :x
Picture of msavio00830 achievements

+4 5. msavio008 commented 10 years ago

And some people say we are smarter now
Picture of BangkokJarek26 achievements

+5 6. BangkokJarek commented 10 years ago

he was lucky there were no christians back then or he'd get tortured and then burned to death