Gymnast Simone Biles has performed skills in competition so advanced they were named after her.

Van Gogh sold only one painting during his lifetime.

About 1 in 5 people believe they have experienced a paranormal event.

Music in minor keys is perceived as sad in Western cultures but has different emotional associations in others.

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

Most people will earn over $1 million total during their lifetime.

The Maori of New Zealand use a rich oral tradition called 'kōrero' to preserve history and genealogy.

Many world mythologies feature a world tree connecting different realms — Yggdrasil in Norse myth, Ashvattha in Hinduism.

The Popol Vuh is the Mayan creation myth — humanity was made from maize after earlier attempts from mud and wood failed.