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MIT OpenCourseWare, Massachusetts Institute of Technology

Undergraduate and Graduate level Physics courses
MIT OpenCourseWare makes the materials used in the teaching of almost all of MIT's subjects available on the Web, free of charge. With more than 2,000 courses available, OCW is delivering on the promise of open sharing of knowledge.

World Science U

World Science U uses digital innovation including animations, interactive demonstrations, problem solving sessions, and guided question explorations. Includes "Science Unplugged" (brief explanations of some of the most exciting ideas in science), short courses and university courses.  Einstein's Special Relativity is the focus of two courses, one that's purely conceptual and the other mathematical.


HarvardX is a bold experiment to push the boundaries of learning through re-imagined teaching, unprecedented research, and cutting-edge technology for Harvard students and learners everywhere.

Top online college physics courses from leading universities around the world are collected on this website.  Access requires creating a free account.  Get videos and lectures from the world's leading universities including University of Oxford, Univ. of Virginia, MIT, Harvard, Tufts, California Institute of Technology, Yale, Stanford, and more.

Tutorspree: Online Lessons and Help

Welcome to the Tutorspree Primers, our database of Online Lessons and Academic Help. Here we have organized essential information of each of our subjects along with well-designed tutorials, examples, and relevant resources.   Includes Physics (58 tutorials) and Math (45 tutorials).


Hyperphysics is hosted by the Department of Physics and Astronomy of Georgia State University.  Merlot Classic Award winner for 2005
"This site was honored because of its comprehensive coverage of most of physics, the creative use of multimedia and linking, and the impact it has had on students worldwide. Online tutorials cover a wide range of physics topics, including modern physics and astronomy. Material is organized through extensive concept maps."

Handbook of Chemistry and Physics Online

Celebrating 100 years since its first publication in 1913, the content of the 94th Edition of the CRC Handbook of Chemistry and Physics is now available online.

Astronomy Picture of the Day

Discover the cosmos! Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer.

James Hedberg's Website

Science Graphics, Physics Animations, Educational Media