What's on Beutlich's Mind
Friday, November 30, 2012
Alkali Metals
Sodium and potassium reactions with water. So cool.
Optical Illusion
Rubix cube, tape, and show will blow your mind
Wednesday, November 7, 2012
Human Powered Helicopter Sikorsky Prize
Tuesday, November 6, 2012
Story of the Universe in a minute
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