Channel One News (also has a YouTube presence if you want to create a playlist).
Westford Community Access Television
Access DEVOS by Discover Video for live streaming cable and library movies on demand. (Directions for accessing Discover Video).
C-SPAN American Writers
Not to be confused with Discover Video, Discovery Education provides standards-aligned digital content, interactive lessons, & virtual experiences.
Multimedia resources, including apps, animations, videos, interactives, and virtual labs on scientific topics.