The self-taught artist Abraham Lincoln Walker worked in his basement on phantasmagorical paintings, discovered by the art world more than 30 years after his death.

Researchers found a hidden mathematical rule in tree-like art. Branch thickness follows a predictable ratio, making trees recognizable.

Delve into the world of ancient oak trees and witness the exceptional sawing skills used to shape them. Watch as skilled ...

For years, the Jensens have been puzzled by a huge nature mural in their home near the Minnesota State Fairgrounds.