Ilmari Karonen

Member for 12 years, 4 months
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Helsinki, Finland

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optics

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How does light bend around my finger tip?

May 4, 2014

170

Why can't we see images reflected on a piece of paper?

Nov 27, 2018

Why do chimneys have these spiral "wings"?

Aug 27, 2013

How does a half-life work?

Mar 6, 2014

How to escape the center of a room without gravity?

Aug 22, 2016

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+70

How does light bend around my finger tip?

+248

Why are there so many objects perfectly orbiting each other? Isn't it infinitely more likely that two random objects crash/fly apart?

+30

Why isn't the moment of inertia of a cylindrical tube the difference of those of two cylinders?

+10

Sufficient and necessary conditions on random walk to obtain standard diffusion equation

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