If Neptune were analogized with a Chevy Impala in mass, then how big is pluto compared to that? Pluto would be a matchbox car sitting on the curb.
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 TysonAny time we are answer-driven rather than idea driven, we have lost the true meaning of education.
Neil deGrasse TysonArtificial selection turned the wolf into the shepherd, and the wild grasses into wheat and corn. In fact, almost every plant and animal that we eat today was bred from a wild, less edible ancestor. If artificial selection can work such profound changes in only ten or fifteen thousand years, what can natural selection do operating over billions of years? The answer is all the beauty and diversity of life.
Neil deGrasse Tyson