How does a Nuclear Reactor work

Credits:
Original idea:
SENTRY: https://youtu.be/r3bEjsv9JFw

Music:
Aurea Carmina by Kevin MacLeod is licensed under a Creative Commons Attribution 4.0 license. https://creativecommons.org/licenses/by/4.0/
Source: http://incompetech.com/music/royalty-free/index.html?isrc=USUAN1400006
Artist: http://incompetech.com/