/u/Ed-alicious's posts in /r/askscience

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Why are pigeons so successful as an urban animal?

1164 upvotes

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I heard recently that NASA had received two new "Hubble-like" telescopes. Would it be possible to use Hubble and these two new telescopes in an inferometer array to make an incredibly powerful telescope?

709 upvotes

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If you filled one swimming pool with golf balls and another with tennis balls would they both have an equal amount of empty space?

38 upvotes

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Measuring Gravity Waves: If gravity waves change the distance between two objects, how do they measure the distance between them?

31 upvotes

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A two part question on lighting dimmer switches...

6 upvotes

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If there are an infinitely large amount of fractions between any two numbers, how is it that certain numbers, like √2 and π, can not be described as fractions?

3 upvotes

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Why is sugar such a good preservative?

3 upvotes

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Is there any benefit to health or fitness by practicing and getting really good at holding your breath?

3 upvotes

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As an energy saving "feature", my freezer turns itself off when the ambient temperature gets below 5 degrees...

2 upvotes

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Since radio waves are non-ionizing, what are the dangers of cell phone masts?

2 upvotes

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Why are pigeons so successful as an urban animal?	1164
I heard recently that NASA had received two new "Hubble-like" telescopes. Would it be possible to use Hubble and these two new telescopes in an inferometer array to make an incredibly powerful telescope?	709
If you filled one swimming pool with golf balls and another with tennis balls would they both have an equal amount of empty space?	38
Measuring Gravity Waves: If gravity waves change the distance between two objects, how do they measure the distance between them?	31
A two part question on lighting dimmer switches...	6
If there are an infinitely large amount of fractions between any two numbers, how is it that certain numbers, like √2 and π, can not be described as fractions?	3
Why is sugar such a good preservative?	3
Is there any benefit to health or fitness by practicing and getting really good at holding your breath?	3
As an energy saving "feature", my freezer turns itself off when the ambient temperature gets below 5 degrees...	2
Since radio waves are non-ionizing, what are the dangers of cell phone masts?	2