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The Public Broadcasting Service (PBS) is an American public broadcaster and non-commercial, free-to-air television network based in Crystal City, Virginia. PBS is a publicly funded nonprofit organization and the most prominent provider of educational programs to public television stations in the United States, distributing shows such as Frontline, Nova, PBS NewsHour, Masterpiece, Sesame Street ...
Television. In the United States, the Public Broadcasting Service (PBS) serves as the nation's main public television provider. When it launched in October 1970, PBS assumed many of the functions of its predecessor, National Educational Television (NET). NET was shut down by the Ford Foundation and the Corporation for Public Broadcasting after ...
Lead (II) sulfide. Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). ?) Lead (II) sulfide (also spelled sulphide) is an inorganic compound with the formula Pb S. Galena is the principal ore and the most important compound of lead.
PBS NewsHour is an American evening television news program broadcast on over 350 PBS member stations. It airs seven nights a week, and is known for its in-depth coverage of issues and current events. Since January 2, 2023, the one-hour weekday editions have been anchored by Amna Nawaz and Geoff Bennett.
Frontier House. Frontier House is a historical reality television series that originally aired on the Public Broadcasting Service (PBS) in the United States from April 29 to May 3, 2002. The series followed three family groups that agreed to live as homesteaders did in Montana Territory on the American frontier in 1883.
Public, educational, and government access television [3] (also PEG-TV, PEG channel, PEGA, local-access television) refers to three different cable television narrowcasting and specialty channels. Public-access television was created in the United States between 1969 and 1971 by the Federal Communications Commission (FCC) and has since been ...
Phosphate-buffered saline. Phosphate-buffered saline ( PBS) is a buffer solution (pH ~ 7.4) commonly used in biological research. It is a water-based salt solution containing disodium hydrogen phosphate, sodium chloride and, in some formulations, potassium chloride and potassium dihydrogen phosphate. The buffer helps to maintain a constant pH.
A Class Divided. " A Class Divided " is a 1985 episode of the PBS series Frontline. Directed by William Peters, the episode profiles the Iowa schoolteacher Jane Elliott and her class of third graders, who took part in a class exercise about discrimination and prejudice in 1970 and reunited in the present day to recall the experience.