Celestial calculator from 2nd Century BC!

Neat article:
http://www.cnn.com/2006/TECH/space/11/3 ... index.html
The device, which was an astronomical calculator, dates from the 2nd Century BC and was amazingly accurate. In fact, the article says, we know of no more complex device developed for the next 1000 years!
http://www.cnn.com/2006/TECH/space/11/3 ... index.html

The device, which was an astronomical calculator, dates from the 2nd Century BC and was amazingly accurate. In fact, the article says, we know of no more complex device developed for the next 1000 years!