Einstein's Twin Paradox Simplified
Einstein's famous Twin Paradox in which a twin makes a journey into space in a high-speed rocket and returns home to find he has aged less than his identical twin who stayed on Earth is a mind boggling concept at first glance. This clever animation produced by Yuanjian Luo interprets the theory in a way that makes it easier to understand, even for those of us who have never heard of time dilation or nonequivalent reference frames.
