Bending Light #2Quick View
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Bending Light #2

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In this video from Cool Physics Videos we look at the refraction of light due to density gradient. In the middle of the aquarium is the gradient density. It means that the density of water as well as its index of refraction changes with height. The light is refracted.
Sunny afternoon in RadovljicaQuick View
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Sunny afternoon in Radovljica

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Fizik.si joined with the performers on Sunny afternoon event in Radovljica which is traditionaly held every last sunday in august. This time we filled a big bucket full of 'live mass&'.