There are as many atoms in each molecule of your DNA as there are stars in the typical galaxy. This is true for dogs, and bears, and every living thing. We are, each of us, a little universe.
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 TysonIt seems that we're better at finding someone to blame for our problems than we are at finding creative solutions to fix them.
Neil deGrasse Tyson