/u/TheAero1221's posts in /r/askscience

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When I look at car windows with polarized sunglasses on, what am I actually seeing?

34 upvotes

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Why do major chords in music affect our mental state positively, where minor chords affect us in a generally negative way?

10 upvotes

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How do SpaceX's 1st stage boosters not 'choke' on incoming air during re-entry burns/landings?

8 upvotes

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Special relativity suggests that the closer your velocity is to the speed of light, the slower you experience time relative to a lower velocity object. Does this mean that for photons which actually travel at the speed of light, would experience no time at all?

6 upvotes

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What causes the shockwave/sonic boom when an aircraft or other projectile passes through the sound barrier, and what is the visible cloud seen at the passing composed of?

5 upvotes

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When it comes to massive projects like designing a rocket from the ground up (as SpaceX has done, for example), where does one even start?

5 upvotes

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With current technology and materials, how tall can we create a skyscraper before it collapses under its own weight?

1 upvotes

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What is the most efficient way to quickly heat a gas without the use of combustion?

1 upvotes

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What causes mach diamonds in super hot or high velocity exhausts?

1 upvotes

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Could we 'throw' one of a pair of entangled particles into a black hole to get information from the inside of said black hole?

1 upvotes

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
When I look at car windows with polarized sunglasses on, what am I actually seeing?	34
Why do major chords in music affect our mental state positively, where minor chords affect us in a generally negative way?	10
How do SpaceX's 1st stage boosters not 'choke' on incoming air during re-entry burns/landings?	8
Special relativity suggests that the closer your velocity is to the speed of light, the slower you experience time relative to a lower velocity object. Does this mean that for photons which actually travel at the speed of light, would experience no time at all?	6
What causes the shockwave/sonic boom when an aircraft or other projectile passes through the sound barrier, and what is the visible cloud seen at the passing composed of?	5
When it comes to massive projects like designing a rocket from the ground up (as SpaceX has done, for example), where does one even start?	5
With current technology and materials, how tall can we create a skyscraper before it collapses under its own weight?	1
What is the most efficient way to quickly heat a gas without the use of combustion?	1
What causes mach diamonds in super hot or high velocity exhausts?	1
Could we 'throw' one of a pair of entangled particles into a black hole to get information from the inside of said black hole?	1