Where You Should Go to Get Free Food on Your Birthday

The More You Know

• Water makes different pouring sounds depending on its temperature.
• The sun and moon appear to be the same size in the sky because of an astonishing coincidence: the moon is 400 times smaller but 400 times closer.
• The United States defense budget of $698 billion is more than the next seventeen nations combined.
• Ninety percent of the world’s population lives above the equator.