Wherever you get your information from it is important that you evaluate the quality of the information. There are many factors that you need to consider when assessing the quality of the information, such as currency, the authority of the writer ...
Here is a link to the Information Source Evaluation Matrix (click on picture), a useful guide that takes you through the factors you need to consider to assess the quality of information you are relying on.
The Ri Channel forms part of the Royal Institution's mission to "connect people to the world of science". Watch science videos from the Ri and across the web.
The Exploratorium isn’t just a museum; it’s an ongoing exploration of science, art, and human perception—a vast collection of online interactives, web features and activities. You can also view the Secret Life of Machines, a series of cartoon films written by Tim Hunkin explaining how common machines work.