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

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Can muscles be strengthened by flexing without movement?

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Do we know of any species that cannot survive microgravity/0 gravity?

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Would it be possible to create a "universally pure" system of measurements?

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Can a plant survive on the moon?

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How can we tell the difference between matter and antimatter?

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What differences would we expect to see in a world without seasons?

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Was fire discovered many times in many populations, or did one group of early humans spread the concept to the others?

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Is there any way to make a material red hot but still safe to touch?

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Does the colour of somebodies eye have an effect on anything other than appearances?

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Is it possible to use a ruby as a light source underground?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Can muscles be strengthened by flexing without movement?	1
Do we know of any species that cannot survive microgravity/0 gravity?	1
Would it be possible to create a "universally pure" system of measurements?	1
Can a plant survive on the moon?	1
How can we tell the difference between matter and antimatter?	1
What differences would we expect to see in a world without seasons?	1
Was fire discovered many times in many populations, or did one group of early humans spread the concept to the others?	1
Is there any way to make a material red hot but still safe to touch?	1
Does the colour of somebodies eye have an effect on anything other than appearances?	1
Is it possible to use a ruby as a light source underground?	1