/u/loki130's posts in /r/askscience

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What are the most common direct causes of "death by old age"?

5 upvotes

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Do all observers agree on where their respective light cones are, regardless of reference frame?

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Can a neutron star form without a supernova?

3 upvotes

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If you had a small amount of antimatter as a starter, how small of a thermonuclear bomb could you make with a similar yield to modern weapons (i.e., at least a few hundred kilotons)?

2 upvotes

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Is the light from a star just blackbody radiation from the heated exterior, or does the fusion directly produce visible photons that travel all the way out?

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To an alien with eyes more sensitive to light further into the infrared than ours (say, adapted for an M-type star) would our sun appear to be green?

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Would a homogeneous spinning disk lose angular momentum due to gravity radiation?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
What are the most common direct causes of "death by old age"?	5
Do all observers agree on where their respective light cones are, regardless of reference frame?	5
Can a neutron star form without a supernova?	3
If you had a small amount of antimatter as a starter, how small of a thermonuclear bomb could you make with a similar yield to modern weapons (i.e., at least a few hundred kilotons)?	2
Is the light from a star just blackbody radiation from the heated exterior, or does the fusion directly produce visible photons that travel all the way out?	1
To an alien with eyes more sensitive to light further into the infrared than ours (say, adapted for an M-type star) would our sun appear to be green?	1
Would a homogeneous spinning disk lose angular momentum due to gravity radiation?	1