Managing a Mining Lifestyle by Caterpillar - Video

This video discusses habits for managing a mining lifestyle, and how they affect alertness and fatigue.
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The Geometry of Life, Part 1,2,3,4

Video
Part 1: Brief introduction to, and history of, sacred geometry.

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See more:
Part 1: Brief introduction to, and history of, sacred geometry
Part 2: The square root of three in geometric form
Part 3: The square root of three in molecular structure
Part 4: Close Packing and Conclusions