Big Picture Science – Time For a Map: The Viking Sunstone

by Gary Niederhoff on March 18, 2013

Part 4 of Time For a Map, featuring Seth and Molly’s historical account of how the vikings used a crystal to navigate cloudy seas, and how such a device might be likened to modern day GPS.
(TRT 5:19)

{ 1 comment… read it below or add one }

Leave a Comment

Spam Protection by WP-SpamFree

Previous post:

Next post: