In 1904, an Olympic marathon included bizarre obstacles and poor organization.

Economist Arthur Laffer famously sketched the Laffer Curve on a napkin during a dinner meeting in the 1970s.

Aboriginal Australians have oral traditions and songlines that preserve ecological knowledge going back tens of thousands of years.

Earth is the only planet not named after a god in Roman or Greek mythology.

Competitive swimming only standardized pool lengths to 50 meters for the Olympics in 1924.

Particles can exist in multiple states until observed.

Carthage was destroyed by Rome in 146 BCE.

Mozart began composing music at age five.

Particles can exist in multiple states until observed.