/u/IAmAPhysicsGuy's posts in /r/askscience
Why would it be impossible to levitate an object , say a ball, with permanent magnets, even if it was placed in a bowl? I know that it can't be perfectly stable, but couldn't it still levitate while tumbling around somewhat without touching or leaving the bowl?
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If I'm in outer space, if use my hand or a small floating object to block the light from the sun, could I see the sun's corona around the shadow like during a total solar eclipse?
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Are people that have recovered from COVID-19 known to still be asymptomatic carriers, despite their possible immunity?
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