1) The Paralympic Games, held immediately after the Olympic Games, showcase the athletic abilities of individuals with disabilities and promote inclusivity in sports.

2) The most-watched TV series finale in the United States was "MAS*H," with an estimated 105 million viewers.

3) The oldest known musical instrument is a flute made from a bird bone, estimated to be around 43,000 years old.

4) The ocean covers about 71% of the Earth's surface and contains roughly 97% of the planet's water.