Understanding relativity in 4 minutes or less

For over a century, people have tried to cope with understanding Einstein's special theory of relativity and his famous equation, E=MC². There have been long videos and visualizations that attempted to dumb down both the process that Einstein used to come up with the theories and the way that our minds can wrap themselves around them.

Here, the good folks at Minute Physics did as their namesake implies: they explained it to us in a pair of 2-minute videos that (should) make it easier to comprehend.

First, let's look at the special theory of relativity:

Now for the fun part - understanding E=MC²: