Carl Sagan
Carl Sagan Explains the 4th Dimension (Video)
Carl Sagan breaks down the concept of dimensionality in a way that would make any person say, "I get it!"
Carl Sagan On the Importance of Medical Marijuana (Video)
Is it rational to forbid patients who are dying from taking marijuana as a palliate to permit them to gain body weight and to get food down?
10 Smartest Stoners Who Admitted To Smoking Weed
Proof that cannabis can be used as a tool for the brain.