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

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What is the difference between 120v and 220v that made the US go with 120v?

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If you’re on a ship traveling faster than light and turned on a flashlight, what would happen? Would you see the light?

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How is it possible that there are zero calorie foods other than water?

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Humans have a great deal of diversity of size and physical appearance between individuals; is this true of all animals as well or is there something specific about our DNA that allows it?

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If a live power line fell into a lake, how far from the origin would the electricity still be dangerous/effects be felt?

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What are the factors which influence the development of human languages that are so different from one geographical region to another?

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Do animals have ways to clean their teeth or are they all just plagued with diseases of the mouth?

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Why do we use Latin for the taxonomy naming system?

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Scientifically, why do dogs love balls so much?

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Scientifically speaking, why are dogs so in love with balls? Is this behavior innate or a trained/selectively bred in?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
What is the difference between 120v and 220v that made the US go with 120v?	1
If you’re on a ship traveling faster than light and turned on a flashlight, what would happen? Would you see the light?	1
How is it possible that there are zero calorie foods other than water?	1
Humans have a great deal of diversity of size and physical appearance between individuals; is this true of all animals as well or is there something specific about our DNA that allows it?	1
If a live power line fell into a lake, how far from the origin would the electricity still be dangerous/effects be felt?	1
What are the factors which influence the development of human languages that are so different from one geographical region to another?	1
Do animals have ways to clean their teeth or are they all just plagued with diseases of the mouth?	1
Why do we use Latin for the taxonomy naming system?	1
Scientifically, why do dogs love balls so much?	1
Scientifically speaking, why are dogs so in love with balls? Is this behavior innate or a trained/selectively bred in?	1