Space, Time and Motion: Course Preview

What is Time?

This video was developed for Week 6 of the AMNH online course Space, Time and Motion, part of Seminars on Science, a program of online graduate-level professional development courses for K-12 educators.

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Albert Einstein's Theory of Special Relativity shows that the faster you move through space, the slower you move through time. How is this possible? In this video, Dr. Liu uses ingenious visual aids to demonstrate how what we think of as the "constant" of time is overshadowed by the constant of the speed of light.