Why is energy conserved? What's a gauge symmetry? How were quarks discovered? All these answers in 15 minutes!
0:00 - Introduction
0:35 - Global symmetries
2:23 - Conservation laws
4:17 - Global symmetry for electrons
5:49 - Our real universe
7:42 - Changing point of view
11:23 - Local symmetry for electrons
13:10 - Conclusion
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
Instagram : / scienceclic
Alessandro Roussel,
For more info: http://www.alessandroroussel.com/en
_
To learn more :
https://en.wikipedia.org/wiki/Symmetr...)
https://en.wikipedia.org/wiki/Gauge_t...
