1) The world's largest volcano, Mauna Loa in Hawaii, is also one of the most active.

2) The concept of reinsurance, which is insurance for insurance companies, originated in the 17th century.

3) Angelina Jolie is an American actress, filmmaker, and humanitarian. She has received critical acclaim for her performances in films such as "Girl, Interrupted," "Mr. & Mrs. Smith," and "Maleficent," and has been actively involved in humanitarian work around the world.

4) The Triple Double in basketball refers to a player achieving double-digit totals in three of the following statistical categories: points, rebounds, assists, steals, or blocks.