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Physics Girl
How does laser cooling work?
Season 1
Episode 21
How can light be used to cool atoms and molecules? Lasers are known to burn things, fix eyes, and dance on powerpoint presentations. But they can also be used to cool objects to some of the coldest temperatures in the universe.
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Experiments with $100,000+ Speakers
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DIY Science - Make a colored vortex ring in the pool
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Magnet paper or magnet film shows you were magnetic fields are.
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The black hole information paradox and Soft Hair
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Dianna from Physics Girl makes DIY crazy vortex ring shapes.
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Don’t try this at home! We did it for you – and for science!
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Three tricky riddles! See if you can solve the 2s riddle!
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Can you solve the next two riddles? (1) the silent round riddle (2) the broom riddle
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See if you can solve (1) the bucket riddle (2) the clock puzzle (3) the bowl riddle!