The lost city of Ubar is mentioned in Arabian legends.

Particles can exist in multiple states until observed.

Abraham Lincoln was a licensed bartender.

Archery was used as a tiebreaker in the 1900 Paris Olympics to separate athletes in other events.

The Global Seed Vault in Svalbard, Norway, holds over 1.3 million seed samples as a backup for global agriculture.

The Olympic flame tradition was revived at the 1928 Amsterdam Games; the torch relay began at the 1936 Berlin Olympics.

The QWERTY keyboard layout was designed partly to slow typists down and prevent typewriter jams.

The first woman to win the Nobel Prize was Marie Curie in 1903 — she won a second in 1911.

Particles can exist in multiple states until observed.