They broadcast primarily news and information programming and are owned by the WGBH Educational Foundation in Boston.

In October 2024, WGBH announced it was selling the Davis House as part of ongoing budget cuts.

[3] The station, which first went on the air in 2000, was founded by independent radio producer Jay Allison and his organization, Atlantic Public Media, with construction and operation duties assigned to WGBH.

In 2005 the third signal, WZAI, went on the air, to improve broadcast coverage for the Cape and Islands.

The series was produced and reported by Sean Corcoran, and it highlighted numerous poverty issues in a region that often is thought of as playground for the rich.