Special Relativity

How can we describe the speed of light? Are time and space absolute? How do cosmic muons manage to reach the ground? All these answers in 13 minutes! For more videos, subscribe to the YouTube channel :    / scienceclicen   And if you liked this video, you can share it on social networks ! To support me on Patreon :   / scienceclic   or on Tipeee : http://tipeee.com/ScienceClic Facebook Page :   / scienceclic   Twitter :   / scienceclic   Google+ : http://google.com/+ScienceClic Alessandro Roussel, For more info: http://www.alessandroroussel.com/en _ To learn more : https://en.wikipedia.org/wiki/Special... https://en.wikipedia.org/wiki/Length_... https://en.wikipedia.org/wiki/Time_di...