/u/Koeny1's posts in /r/askscience

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Humans and chimpansees diverged some 6 million years ago. This was calculated using the molecular clock. How exactly was this calculation made?

1107 upvotes

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The oldest known star has recently been discovered. Scientists believe it is ancient because of its low iron content. Why do old stars have a low iron content?

866 upvotes

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If I were to be exposed to an amount of radiation high enough to be lethal in seconds, what would it be that kills me?

187 upvotes

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What happens during near-death experiences?

88 upvotes

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Is there actually any evidence that GM-food can cause negative health effects?

69 upvotes

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Is the taxonomic classification of extinct animals (based on appearance) much less correct than that of living animals (based on genetics)?

42 upvotes

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Where does the neutron in the nucleus of deuterium come from, knowing that deuterium is produced by the fusion of two hydrogen atoms which only contain a proton?

34 upvotes

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Are people frozen by encephalitis lethargica completely aware just like people with locked-in syndrome or are they in a minimal state of awareness?

31 upvotes

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What would happen to a nuclear power plant if it were to be hit by an EMP?

15 upvotes

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Can the immune system be so strong that it can combat any bacterial infection without getting sick?

14 upvotes

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Humans and chimpansees diverged some 6 million years ago. This was calculated using the molecular clock. How exactly was this calculation made?	1107
The oldest known star has recently been discovered. Scientists believe it is ancient because of its low iron content. Why do old stars have a low iron content?	866
If I were to be exposed to an amount of radiation high enough to be lethal in seconds, what would it be that kills me?	187
What happens during near-death experiences?	88
Is there actually any evidence that GM-food can cause negative health effects?	69
Is the taxonomic classification of extinct animals (based on appearance) much less correct than that of living animals (based on genetics)?	42
Where does the neutron in the nucleus of deuterium come from, knowing that deuterium is produced by the fusion of two hydrogen atoms which only contain a proton?	34
Are people frozen by encephalitis lethargica completely aware just like people with locked-in syndrome or are they in a minimal state of awareness?	31
What would happen to a nuclear power plant if it were to be hit by an EMP?	15
Can the immune system be so strong that it can combat any bacterial infection without getting sick?	14