- Latitude and Longitude
Introduction to latitude and longitude, a way of calculating exactly where you are anyplace on earth and a way to tell time.
(Added: Mon Jan 01 2001 Hits: 461 Rating: 0.00 Votes: 0)
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- Making a Horizontal Sundial
Learn how to make a sundial. Instructions are for beginners, intermediate, or advanced, and work for either the northern or southern hemispheres.
(Added: Mon Jan 01 2001 Hits: 511 Rating: 0.00 Votes: 0)
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- Making a Sun Clock
Before there were clocks, people used shadows to tell time. Learn how to make your own sun clock!
(Added: Mon Jan 01 2001 Hits: 503 Rating: 0.00 Votes: 0)
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- Time
Just how do we measure time and what has Greenwich England got to do with it?
(Added: Mon Jan 01 2001 Hits: 492 Rating: 0.00 Votes: 0)
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- Time Travel
Is time travel possible? See what Carl Sagan and Einstein had to say about time travel in this NOVA special.
(Added: Mon Jan 01 2001 Hits: 488 Rating: 0.00 Votes: 0)
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