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

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What might it look like if aliens tried to contact us using visible light rather than radio waves?

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Is there any scientific support for the popular notion that some dogs dislike people on the basis of race/gender?

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In old movies, little people/dwarf actors have high-pitched voices. Modern little people actors have voices that sound like anyone else. Was a medical procedure invented in the last 90 years that explains this discrepancy?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
What might it look like if aliens tried to contact us using visible light rather than radio waves?	1
Is there any scientific support for the popular notion that some dogs dislike people on the basis of race/gender?	1
In old movies, little people/dwarf actors have high-pitched voices. Modern little people actors have voices that sound like anyone else. Was a medical procedure invented in the last 90 years that explains this discrepancy?	1