Down there between our legs, it's like an entertainment complex in the middle of a sewage system. Who designed that?
Neil deGrasse TysonIf we have the power to turn another planet into Earth, then we have the power to turn Earth back into Earth.
Neil deGrasse TysonAliens might be surprised to learn that in a cosmos with limitless starlight, humans kill for energy sources buried in the sand
Neil deGrasse TysonI'd like - inviting aliens and have them observe what we do because so much of what we do that we take for granted will just be weird or extraordinary or just plain dumb when observed by an alien from another civilization.
Neil deGrasse Tyson