The Polkadot news distribution service is a press release distribution service that allows users to distribute their news to a wide range of media outlets. The service is targeted at users who want to reach a large audience with their news. The Polkadot news site service allows users to submit their press releases to a variety of media outlets, including major news networks, online news sites, and print publications. The service also allows users to track the reach of their news release and measure the success of their distribution.