After an extensive investigation, the five-inch-tall sketch is heading to auction, where it's predicted to sell for up to $2 ...

The Renaissance artist painted more than 100 figures in the Sistine Chapel ceiling, yet studies for only a handful remain.

A small chalk drawing of a foot is expected to fetch up to $2 million when it goes under the hammer at Christie's in New York ...

A 5-inch chalk sketch of a man’s right foot could fetch at least $2 million after Christie’s auction house linked it to ...