/u/blueskies21's posts in /r/askscience

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During a supernova, what process results in all of the energy released?

57 upvotes

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I've heard descriptions before of star formation and they state "dust and gas come together to form the star". What exactly is the "dust" made of and where does it come from?

51 upvotes

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Petroleum on Earth was created from living organisms. How was the petroleum on Titan created?

26 upvotes

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Has the decrease of diarrhea in the developed world lead to increased incidents of colon cancer?

19 upvotes

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Why does the fusing of iron in a star cause it to go supernova within only a few second?

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If elephants have no natural predators, what mechanism has historically kept their population size in check?

10 upvotes

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Over millions of years, what has kept sand at the bottom of the world's oceans from breaking down further than the small grains we are all used to?

9 upvotes

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What could the implications be if the fabled "Island of Stability" on the period chart of elements does exist?

3 upvotes

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What is the difference between a neutron star and a black hole?

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What is the most biologically complex organism alive today?

1 upvotes

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
During a supernova, what process results in all of the energy released?	57
I've heard descriptions before of star formation and they state "dust and gas come together to form the star". What exactly is the "dust" made of and where does it come from?	51
Petroleum on Earth was created from living organisms. How was the petroleum on Titan created?	26
Has the decrease of diarrhea in the developed world lead to increased incidents of colon cancer?	19
Why does the fusing of iron in a star cause it to go supernova within only a few second?	19
If elephants have no natural predators, what mechanism has historically kept their population size in check?	10
Over millions of years, what has kept sand at the bottom of the world's oceans from breaking down further than the small grains we are all used to?	9
What could the implications be if the fabled "Island of Stability" on the period chart of elements does exist?	3
What is the difference between a neutron star and a black hole?	3
What is the most biologically complex organism alive today?	1