Jazz is one of the few art forms considered uniquely American in origin, developed in New Orleans in the early 1900s.

Van Gogh only sold one painting in his lifetime.

Project Blue Book officially ended in 1969.

The oldest surviving musical composition is the Hurrian Hymn No. 6 from Syria, dating to 1400 BC.

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

Sourdough bread is made from a 'starter' — a live culture of wild yeast and bacteria that can be maintained for decades.

Facial expressions are recognized across many cultures.

Particles can exist in multiple states until observed.

Humans are unique in their capacity for cumulative culture — each generation builds on the last rather than starting over.