https://youtu.be/Bg9MVRQYmBQ

How can time be slower and faster at the same time? Thanks to http://www.audible.com/minutephysics for supporting MinutePhysics

This video is about the famous “Twin paradox” of special relativity, and how time can appear to be faster for two different observers at the same time.

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Music by Nathaniel Schroeder, http://www.soundcloud.com/drschroeder

REFERENCES

Muon lifetime and time dilation/relativity: http://hyperphysics.phy-astr.gsu.edu/...

MinutePhysics video about Time Rotations & Einstein: https://www.youtube.com/watch?v=ajhFN...

Experimental test of time dilation using doppler shift of light: https://en.m.wikipedia.org/wiki/Ives–Stilwell_experiment

Lorentz Transformations: https://en.m.wikipedia.org/wiki/Loren...

Relativity of Simultaneity: https://en.wikipedia.org/wiki/Relativ...

Paper on twin paradox under constant acceleration: https://arxiv.org/pdf/physics/0604025...

Taking Cesium atomic clocks aboard airplanes: https://en.wikipedia.org/wiki/Hafele–Keating_experiment

Length Contraction: https://en.wikipedia.org/wiki/Length_...

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Minute Physics provides an energetic and entertaining view of old and new problems in physics -- all in a minute!

Created by Henry Reich