The famous shower scene in Psycho used chocolate syrup for blood because it looked more realistic in black and white.

Opera was invented in Florence around 1600, originally as an attempt to recreate ancient Greek theater.

In Chinese mythology, the Jade Emperor rules heaven and earth from his celestial palace.

More people die taking selfies than from shark attacks in some recent years.

Wealth inequality exists in nearly every country.

Shamanism — the practice of entering altered states to interact with spiritual worlds — is found on every inhabited continent.

The Mona Lisa has no visible eyebrows — they may have been removed during cleaning, or Leonardo simply left them out.

Traditional Japanese joinery uses no nails or adhesives — wooden pieces are cut to interlock perfectly.

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