Scientists say that a series of marks carved onto a freshwater clam shell represent the earliest known engravings made by a human ancestor. The zigzag lines visible in the photo above probably were ...

Cuvilly Arts and Earth Center in Ipswich is raising clams the old-fashioned way. They're earning them. Cuvilly, which runs a regional preschool and pre-kindergarten, has launched a fund-raiser called ...

Tracks the change in total value of sales, as well as the total number of lots offered and sold annually in the art market. This chart shows whether David LaChapelle’s total sales are going up, and if ...