/u/mabolle's posts in /r/askscience

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Why is there sometimes a halo of light around a plane's shadow on the ground (at least when seen from the plane)?

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What's the deal with "new math" and "old math" in (American) schools?

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If the heat transfer by a gas decreases with the density, does this mean that the reliability of a thermometer depends on altitude?

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What actually "tells" objects in a rotating reference frame to "fall" away from the center?

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If energy is a property rather than a substance, what do we mean when we say that matter "turns into" energy?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Why is there sometimes a halo of light around a plane's shadow on the ground (at least when seen from the plane)?	1
What's the deal with "new math" and "old math" in (American) schools?	1
If the heat transfer by a gas decreases with the density, does this mean that the reliability of a thermometer depends on altitude?	1
What actually "tells" objects in a rotating reference frame to "fall" away from the center?	1
If energy is a property rather than a substance, what do we mean when we say that matter "turns into" energy?	1