MinuteEarth: The Story of Our Planet Our first video ever! Agriculture, hula hoops, SARS, and THIS video: how long did they take to get around the earth?
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MinuteEarth provides an energetic and entertaining view of trends in earth's environment -- in just a few minutes!
Created by Henry Reich, with Alex Reich, Peter Reich, Rose Eveleth, Emily Elert, and John Guittar.
Music by Nathaniel Schroeder http://www.soundcloud.com/drschroeder More videos by this producer
Why Are Leaves Green? Part 1
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Have you ever wondered why leaves are green and not red, blue, or even black? We did too!
Thanks to ScienceAlert for support - http://www.scien
How the Sun works: Fusion and Quantum Tunneling
Now that you know about the sun, do you want to learn about quantum tunneling? http://bit.ly/p7l3gv
Sorry I'm late - I was busy working on freddiew's new video: http://bit.ly/n73Uwj
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What is Sea Level?
FREE FACT: An oblate spheroid is a special case of an ellipsoid where two of the semi-principal axes are the same size.
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