Template:Are You Sure/February 4

• ... that mathematician Karl Menger discovered the Menger sponge, a three-dimensional version of Sierpinski's carpet, and that both the Menger sponge and Sierpinski's carpet are related to the Cantor set?

• ... that the film Titanic Cabaret is based on actual historical events?

• ... that particle physicists Val Fitch and James Cronin discovered CP violation by demonstrating that certain subatomic reactions do not adhere to fundamental symmetry principles, thus showing that particles are not indifferent to time?

• ... that theoretical physicist Satyendra Nath Bose, best known for his pioneering work on Bose–Einstein condensates, was a self-taught scholar and polymath whose interests included biology, mineralogy, philosophy, arts, literature, and music?

• ... that Nostromo Nights is the first Knives Out film set in outer space?