Hundreds of questions submitted over the years by readers of the Guardian, together with their answers.

Collection of interesting but useless facts.

Quizzes about movies, music, television and popular culture.

Weird facts and labels, and odd laws organized by state.

Interesting and funny facts are categorized under such topics as animal, people, statistics, general, and far out.

Many categories of useless facts and superstitions. Includes celebrity trivia, Irish blessings and food trivia.

A collection of facts and trivia about things that are the longest of their kind in the world.

Useless facts and interesting trivia on a variety of topics.

Useless trivia, and a joke, for every day of the year.

Gallery of useless, weird, and interesting facts sorted by popularity.