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Samrat Yantra--The Largest Sundial in the World

By Sara Peyton
June 10, 2009

If you're dreaming about your summer vacation check out the new travelers' guide from O'Reilly, The Geek Atlas: 128 Places Where Science & Technology Come Alive ($29.99), by John Graham-Cumming. In this excerpt you'll learn about India's Samrat Yantra, the largest sundial in the world and capable of telling the time, day or night, with an accuracy of about two seconds.. A discussion of the celestial coordinate systems is also included.

My 2009 Resolution: Learn IPv6

By James Turner
January 4, 2009

In which the author recounts his adventures getting an IPv6 tunnel hooked up to his home network.

Ignite Boston 3 - Next week

By Mike Hendrickson
May 23, 2008

beer, boston, cambridge, conversation, geeks, ignite, microsoft, o'reilly, tech talks

Fabulous Eulogy for Gary Gygax

By Tim O'Reilly
March 10, 2008

Writing in yesterday's New York Times, Wired senior editor Adam Rogers contributed a wonderful meditation on the recent death of Gary Gygax, creator of Dungeons and Dragons, in which he argues that Gygax's contribution to modern culture is far more...

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