In Australia, it is illegal to walk on the right-hand side of a footpath in some states.

Particles can exist in multiple states until observed.

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

The Reformation reshaped religious life across Europe.

Extreme sports athlete Travis Pastrana became the first person to land a double backflip on a motorcycle at X Games 2006.

The Dust Bowl of the 1930s caused severe agricultural damage in the United States.

The Milgram obedience study examined responses to authority.

The Civil Rights Act of 1964 outlawed discrimination based on race, color, religion, sex, or national origin.

Music exists in every known human culture.