By Date
lions fact
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Ruby Laser
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Give a name to it
bomxacalaka 1 comments
convection engine
bomxacalaka 0 comments
Cool little pattern
bomxacalaka 0 comments
Unstopable meteor
bomxacalaka 1 comments
illusion 100
bomxacalaka 0 comments
delayed choice experiment
bomxacalaka 3 comments
Ruby laser?
bomxacalaka 0 comments
Failed attempt of sine
bomxacalaka 1 comments
Cool!
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Real scale of the Solar System
bomxacalaka 1 comments