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Biology
Why can't an insect grow large enough to terrorize a city?
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Geometry is the major reason that small things cannot just grow to enormous...
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Physics
If the earth were suddenly stopped in its orbit, how long would it take for it to fall into the sun?
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As it happens, this problem is very difficult to solve analytically (i.e. by...
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Many people say there are 5 senses in the body but I am arguing with my mum here that there are...
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In a traditional sense, your mum is right. The five senses first codified by...
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Medicine
How does light occur in the mind? I can see objects in memories while my eyes are closed, what is...
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The external and internal lights come from the same place. When you see a...
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