1) The Cricket World Cup is held every four years and features teams from around the world competing for the prestigious title.

2) The word "orange" contains three vowels: O, A, and E.

3) The concept of civil rights pertains to the rights and freedoms that individuals possess as members of a society, including equality before the law, freedom of expression, and protection against discrimination.

4) The coldest known temperature in the universe was achieved in a laboratory in 2019, reaching a fraction of a degree above absolute zero (-273.15 degrees Celsius).