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

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Are there skeletal markers to tell if a fossil had keratin quills?

6 upvotes

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Given the growing efficiency curve of photovoltaic cells over the last 20 years, how many years will it be until a car roof-mounted solar panel can power a car for a commercially-viable length of time?

1 upvotes

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How big/heavy/fast would a falling object have to be to do as much damage as a nuclear bomb?

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Qualities of a gamma-reflective theoretical material?

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Why is two the most common number of peanuts?

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Are there any multigenerational semiconductor technologies, or do they all suffer from diffusion over time?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Are there skeletal markers to tell if a fossil had keratin quills?	6
Given the growing efficiency curve of photovoltaic cells over the last 20 years, how many years will it be until a car roof-mounted solar panel can power a car for a commercially-viable length of time?	1
How big/heavy/fast would a falling object have to be to do as much damage as a nuclear bomb?	1
Qualities of a gamma-reflective theoretical material?	1
Why is two the most common number of peanuts?	1
Are there any multigenerational semiconductor technologies, or do they all suffer from diffusion over time?	1