The Size of Things: How Big is the Milky Way?
Ah the joy of a good scale bar. Here we find out how big the earth would be if the Milky Way was the size of the US.
Ah the joy of a good scale bar. Here we find out how big the earth would be if the Milky Way was the size of the US.
They Might Be Giants offer a musical retraction notice.
Carl Sagan remains relevant, even moreso thanks to this brilliant little video featuring the Sagan song stylings and a special appearance by Stephen Hawking.