Never Bomb A Physics Exam Again With This Awesome Resource Physics is one of the most difficult subjects to ace at any level. Chock full of complicated theories and mind-bending concepts, it’s one of those subjects that can continue to stump you, no matter how hard you study. But maybe you can’t dodge it. Perhaps you’re trying to get into medical school. Or maybe you’ve got your eye on a career in scientific research. The point is, a winning grade is the only obstacle between you and your dream of becoming the next Meredith Grey. Luckily for you, Nobel Prize-winning physicist Richard Feynman’s legendary Caltech lectures are available online, in their entirety. Prefer a more casual approach? Here’s a sample of some of his famous lectures, on video. Study the basics of physics — as well as some more complex topics — at your leisure, on-demand. Thank God for a free and open Internet.