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God Not Found
Science => Physics/Chemistry => Topic started by: Unbeliever on January 31, 2018, 04:22:29 pm
Title:
slow light
Post by:
Unbeliever
on
January 31, 2018, 04:22:29 pm
https://www.youtube.com/watch?v=EK6HxdUQm5s
https://www.youtube.com/watch?v=RkxlBKjCoA0
https://www.youtube.com/watch?v=8bR1ydsYuZo
https://www.youtube.com/watch?v=Y_9vd4HWlVA
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