The gamelan orchestra of Indonesia uses scales that differ from Western temperament.

The world's longest musical piece, 'As Slow As Possible,' is being performed in a German church and will last 639 years.

The famous 'Wilhelm Scream' sound effect has been used in hundreds of movies since 1951.

A regulation NFL football must be inflated to between 12.5 and 13.5 psi.

The tradition of the white wedding dress was popularized by Queen Victoria in 1840 — before that, brides wore any color.

The concept of karma — actions determining future circumstances — appears in Hinduism, Buddhism, Jainism, and Sikhism.

Chocolate was consumed as a bitter beverage by the Aztecs long before it was made into solid bars.

Ancient cave artists used perspective, shading, and motion in their paintings — sophisticated techniques rediscovered in the Renaissance.

The marimba originated in Africa and was brought to Latin America during the slave trade.