1) A single bolt of lightning can heat the surrounding air to temperatures five times hotter than the surface of the sun.

2) In Greek mythology, the Minotaur is a mythical creature with the head of a bull and the body of a man. It dwells in the labyrinth of King Minos of Crete and is eventually defeated by the hero Theseus. The Minotaur symbolizes the primal and monstrous nature that resides within human beings.

3) The musical "Les Misérables" is one of the longest-running shows in the West End and Broadway, with over 13,000 performances.

4) The first photograph of a black hole was captured in 2019 using a network of telescopes around the world.