Earth  ID: 10910

Looking Down a Well: A Brief History of Geodesy

Geodesy is a field of study that deals with the measurement and representation of the Earth, and it all started when a clever human named Eratosthenes discovered that you could measure the circumference of the Earth by looking down a well. Over time, the field of geodesy has expanded and evolved dramatically, and NASA uses technology like radio telescopes, ground surveys, and satellites to contribute! Learn more about geodesy in this video!
 

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Credits

Chris Smith (HTSI): Lead Animator
Chris Smith (HTSI): Video Editor
Steven J. Wall (MUNIZ): Narrator
Chris Smith (HTSI): Producer
Herbert Frey (NASA/GSFC): Scientist
Frank Lemoine (NASA/GSFC): Scientist
Stephen Merkowitz (NASA/GSFC): Scientist
Chris Smith (HTSI): Writer
Please give credit for this item to:
NASA/Goddard Space Flight Center

Short URL to share this page:
https://svs.gsfc.nasa.gov/10910

This item is part of this series:
Narrated Movies

Goddard TV Tape:
G2012-003 -- Looking Down A Well: A Brief History of Geodesy

Keywords:
SVS >> Earth
SVS >> HDTV
SVS >> Music
SVS >> Satellite
SVS >> Edited Feature
SVS >> Interview
DLESE >> Narrated
SVS >> Radio Telescope
SVS >> Geodesy
NASA Science >> Earth