EdX is a not-for-profit enterprise of its founding partners, the Massachusetts Institute of Technology(MIT) and Harvard University that offers online learning to millions of people around the world. EdX currently offers HarvardX, MITx and BerkeleyX classes online for free.

The Khan Academy is a not-for-profit educational organization, created in 2006. With the stated mission of “providing a high quality education to anyone, anywhere,” the website supplies a free online collection of more than 2,600 micro lectures via video tutorials stored on YouTube teaching mathematics, history, finance, physics, chemistry, biology, astronomy, economics, and computer science.

In 1999, MIT Faculty considered how to use the Internet in pursuit of MIT’s mission—to advance knowledge and educate students—and in 2000 proposed OCW. MIT published the first proof-of-concept site in 2002, containing 50 courses. By November 2007, MIT completed the initial publication of virtually the entire curriculum, over 1,800 courses in 33 academic disciplines. Going forward, the OCW team is updating existing courses and adding new content and services to the site.

The National Museum of the United States Air Force is located at Wright-Patterson Air Force Base, near Dayton, Ohio. The NMUSAF is the world’s largest and oldest military aviation museum.

NPR, formerly National Public Radio, is a privately and publicly funded non-profit membership media organization that serves as a national syndicator to a network of 900 public radio stations in the United States.NPR produces and distributes news and cultural programming. Its content is also available on-demand via the web, mobile, and podcasts.

Frontline is a public affairs television program that produces and broadcasts in-depth documentaries about various subjects. The program has been critically acclaimed and received numerous awards. Some programs are made by independent filmmakers and broadcast as part of the Frontline series. Since the series debut, there have been more than 500 films broadcast. Although primarily seen through television, the program shows a large portion of their shows in interactive webcasts on their main website.

The Pentagon Channel is a TV channel broadcasting military news and information for the 2.6 million members of the U.S. Armed Forces.

The RAND Corporation is a nonprofit institution that helps improve policy and decision making through research and analysis. RAND focuses on the issues that matter most such as health, education, national security, international affairs, law and business, the environment, and more. As a nonpartisan organization, RAND is widely respected for operating independent of political and commercial pressures.

The Atlantic Council is a nonpartisan Washington, D.C. think tank in the field of international affairs. In providing a forum for international political, business, and intellectual leaders, the Council promotes constructive engagement in international affairs, and shapes policy choices and strategies to create a more secure and prosperous world.