A network of secret tunnels drawn by Leonardo da Vinci in 1495 has now been discovered beneath an Italian castle.

The math that describes the branching pattern of trees in nature also holds for trees depicted in art—and may even underlie ...

He particularly favors Tang Dynasty calligrapher Ouyang Xun, whose kaishu (regular script) works are vigorous and forceful, ...

Researchers may have found the hidden tunnels beneath a castle in Milan that Leonardo da Vinci sketched in 1495.

Cave art has mesmerized people for so long, but a talented creator has turned New Mexico's underground into settings for ...