Including Original "Paul H. Letters" Copyright © 1996-2017 Paul V. Heinrich - All rights reserved.



Saturday, 23 January 2016

Life's Rocky Start

Life's Rocky Start

Life's Rocky Start
53:07Aired: 01/13/16 Rating: TV-G
What is the secret link between rocks and minerals, and every living thing on Earth?
http://www.pbs.org/video/2365642819/

Yours,
Paul H.

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