Recommended Videos
This Video by Veritasium is one of the best I have found to explain the basics of Einstein's General Theory of Relativity and why gravity is not a force.
This video by ScienceClic goes through several models of curved spacetime and comes up with a wonderful visualization to help us think about not just space curvature, but time as well.
This BBC video shows the typical Galilean Freefall experiment, and compares Newton and Einstein.
This video by Dr. Becky highlights several more pieces of evidence for Einstein's General Theory of Relativity.
This video by Vox shows how Einstein became famous; the 1919 solar eclipse helped cement his General Theory of Relativity.
This video by Minute Physics shows how only Einstein's Special Theory of Relativity can explain the abundance of Muons on Earth's surface.