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

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Is it easier/more efficient to travel from a high orbit planet to a low orbit planet or vice versa?

2 upvotes

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What technologies would be needed to terraform Mars, Venus, and Titan?

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If I had a large enough sample of antimatter, big enough to see without a microscope, would it look different from normal matter?

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If I could instantly drill and expand a hole from the north pole, through the Earth's core, to the south pole, and keep it from collapsing in on itself, how big in diameter could I make before people noticed?

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If a meteor of pure iron fell into the sun, how big would the meteor need to be to trigger a supernova or make the sun become a white dwarf?

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Since heat is just another form of kinetic energy, would a stationary but extremely high temperature object experience relativity like a near-lightspeed object?

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If provided with only blood samples from two subjects without knowing the blood types, is there a method for determining whether or not the subjects are compatible enough for a transfusion?

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Under ideal conditions, how many generations will it take for two populations of the same species to diverge enough to be considered sub-species or distinct species?

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How do I calculate the probability of whether or not my combination of subscribed subreddits is unique among all users?

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Do animals with coats that turn white in the winter have any level of conscious control over this process?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Is it easier/more efficient to travel from a high orbit planet to a low orbit planet or vice versa?	2
What technologies would be needed to terraform Mars, Venus, and Titan?	1
If I had a large enough sample of antimatter, big enough to see without a microscope, would it look different from normal matter?	1
If I could instantly drill and expand a hole from the north pole, through the Earth's core, to the south pole, and keep it from collapsing in on itself, how big in diameter could I make before people noticed?	1
If a meteor of pure iron fell into the sun, how big would the meteor need to be to trigger a supernova or make the sun become a white dwarf?	1
Since heat is just another form of kinetic energy, would a stationary but extremely high temperature object experience relativity like a near-lightspeed object?	1
If provided with only blood samples from two subjects without knowing the blood types, is there a method for determining whether or not the subjects are compatible enough for a transfusion?	1
Under ideal conditions, how many generations will it take for two populations of the same species to diverge enough to be considered sub-species or distinct species?	1
How do I calculate the probability of whether or not my combination of subscribed subreddits is unique among all users?	1
Do animals with coats that turn white in the winter have any level of conscious control over this process?	1