World (previously PBS World) is a United States over-the-air digital subchannel showing public TV non-fiction, science, nature, news, public affairs and documentaries. It is contributed to by the Public Broadcasting Service, WGBH-TV, WNET, and administered by American Public Television.
World Channel is part of PBS. Launched in Aug.2007, it features public TV favorites as NOVA, Nature, Frontline, PBS Newshours and more. Safe for watched online.