Researchers have discovered a network of underground passages at the Sforza Castle in Milan, Italy. These passages, sketched by none other than Leonardo da Vinci around 1495, had remained hidden for ...

Dave J Hogan/Dave J Hogan/Getty Images When Tom Hanks found himself with his pants down in front of the iconic Mona Lisa ...

One of the most written-about Renaissance artists, da Vinci may also be among the most poorly understood.

Paris' centuries-old Louvre Museum — home of da Vinci's iconic Mona Lisa — is getting an $800 million makeover, and American ...