An open access educational video lectures repository. The lectures are given by distinguished scholars and scientists from various academic disciplines at prominent events like conferences and workshops.
An interactive library of high-quality, legal audio downloads curated by non-profit arts organizations - radio stations, festivals, venues, museums and libraries - with an established record of presenting high-quality audio.
Free academic web site delivering videos, animations, simulations, and other multi-media content for all levels of education. Content providers include National Repository of Online Courses, Khan Academy, PhET, and NOAA.
Part of Apple's iTunes store, iTunes U is a vast learning resource offering free educational content that users can download straight to computers and mobile devices. Audio lectures, videos, eBooks, and more, with content available from major universities.
Online open access geosciences image repository of the European Geosciences Union provides images that can be used by scientists for their presentations or publications under Creative Commons licensing.
Find and share images free of copyrights. All pictures are published under Creative Commons public domain deed CC0. Note that copyrighted images listed as "sponsored images" appear at the top of search results.