A former 3M scientist and self-proclaimed "watchdog" said during a recorded deposition that he "agonized" over his decision ...

The conceptual artwork has an estimated value of between $1 million and $1.5 million at Sotheby's auction on Nov. 20.

Walk into any supermarket and you can generally buy a banana for less than $1. But a banana duct-taped to a wall? That might ...

That might sell for more than $1 million at an upcoming auction at Sotheby's in New York. The yellow banana fixed to the white wall with silver duct tape is a work entitled "Comedian," by Italian ...