Carl Sagan was a man of extraordinary vision — and what is more, a man who helped others to see more clearly. Here’s Sagan’s meditation on that little speck seen in this image taken from a distance of 6.4 billion… Read More ›
Carl Sagan was a man of extraordinary vision — and what is more, a man who helped others to see more clearly. Here’s Sagan’s meditation on that little speck seen in this image taken from a distance of 6.4 billion… Read More ›