On 11/28/09 07:02, Orchid XP v8 wrote:
> I'm told the ancient Greeks placed sticks in the sand and measured the
> difference in angle between the shadows of sticks seperated by great
> distances, and thus came up with a pretty accurate estimate of the
> Earth's radius. But I was under the impression that this information was
> "lost", only to be rediscovered centuries later.

http://en.wikipedia.org/wiki/Eratosthenes#Eratosthenes.27_measurement_of_the_earth.27s_circumference

	Perhaps lost to _them_, but likely some other folks elsewhere in the 
world knew the Earth was round.


-- 
Marge: You liked Rashomon.
Homer: That's not how I remember it!

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