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The Scientific Reality That's Completely Sobering And Totally Empowering At The Same Time http://io9.com/5774106/a-speech-from-carl-sagan-that-will-make-you-cry

The Scientific Reality That's Completely Sobering And Totally Empowering At The Same Time

The Scientific Reality That's Completely Sobering And Totally Empowering At The Same Time http://io9.com/5774106/a-speech-from-carl-sagan-that-will-make-you-cry

Amazing fact, no?

Can You Afford a "Bargain" Print of the Iconic Afghan Girl?

Carl Sagan , 1934-1996

Carl Sagan , 1934-1996

Subject all claims of knowledge...to critical scrutiny. Be aware of human fallibility.

Subject all claims of knowledge...to critical scrutiny. Be aware of human fallibility.

Carl Sagan - Em Cosmos

Ouça o maravilhoso mash up de Carl Sagan e Stephen Hawking

Internauta apaixonado por ciência e filosofia uniu os dois maiores gênios da humanidade em clip musical

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