Here you can access information on programming, purchasing documentary videos, etc., and, of course, the TV channel itself.

Website of one of the well known commercial TV and radio news services in the U.S. 

U.S. website of the world's best TV and radio news service.

At this website you can obtain biographical information on your favorite people. You, also, of course have access to information on the TV channel itself (programming, purchasing documentary videos, etc.)

The CBC is Canada's public broadcasting service, providing Radio and Television programming nation-wide in both official languages: English and French.

C-SPAN is a public service created by the U.S. cable television industry. The purpose: 
To provide C-SPAN's audience access to the live gavel-to-gavel proceedings of the U.S. House of Representatives and the U.S. Senate, and to other forums where public policy is discussed, debated and decided--all without editing, commentary or analysis and with a balanced presentation of points of view; To provide elected and appointed officials and others who would influence public policy a direct conduit to the audience without filtering or otherwise distorting their points of view; 
To provide the audience, through the call-in program, direct access to elected officials, other decision makers and journalists on a frequent and open basis; 
To employ production values that accurately convey the business of government rather than distract from it....

Here you will find news and information on programs broadcast on one of the premiere "television for the mind" cable TV channel in the U.S., called The Discovery Channel.

At this website you can search on any topic and any time period and come up with information provided by some of the world's leading historians. You, also, of course have access to information on the TV channel itself (programming, purchasing documentary videos, etc.)

Here you will find news and information on programs broadcast on one of the premiere "television for the mind" cable TV channel in the U.S., called The Learning Channel

The website of one of the well known commercial TV and radio news services in the U.S., NBC (in conjunction with Microsoft Corporation)

This is the official web site of the Public Broadcasting Corporation in the U.S. Although it receives a small percentage of its budget from the U.S. government, it is not a government agency.