1) The longest-running TV show in history is "The Simpsons," which has been on the air since 1989 and has over 700 episodes.

2) The United States operates under a two-party system, with the Democratic Party and the Republican Party being the two major political parties that compete in elections and shape the country's political landscape.

3) The total length of your blood vessels can circle the Earth more than twice.

4) The corpse flower, or titan arum, is known for its unpleasant smell, often compared to that of rotting flesh.