Template:Are You Sure/March 24

The Rider-Waite Space Elevator. (Publicity photo courtesy of the #AsBelowSoAbove Society.)

• ... that chemist, philosopher, educator, and clergyman Joseph Priestley is historically been credited with the discovery of oxygen, having isolated it in its gaseous state; yet Priestly's determination to defend phlogiston theory and to reject what would become the chemical revolution left him isolated within the scientific community of his time?

• ... that in 1896, Russian physicist Alexander Stepanovich Popov transmitted a message between campus buildings in St Petersburg?

• ... that the Rider-Waite Space Elevator is a space elevator based on the Ryder-Waite tarot deck?