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Experiments Explained And Spacewalk Time-Lapse: SpaceX Polaris Dawn Crew's On-Orbit Event

The Polaris Dawn crew Jared Isaacman, Scott "Kidd" Poteet, Sarah Gillis and Anna Menon explain the experiments conducted ...
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How to Use the Marvelous Combination of Polaris and the Big Dipper to Determine Direction and Estimate Time in the Wilderness?

If you lose your way in the wilderness and do not have a phone or compass, how can you rely on the observation of the starry sky to determine your direction and find a way out of the predicament? It ...