askscience

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When discussing the possibility of time travel (as depicted in Back to the Future), wouldn't there also be an issue of a perpetual motion device by bringing, say, a solar panel and battery, and then bringing it back after it charged the battery?	1
What are the findings/results of studies on people raised by single fathers, as opposed to either single mothers or two parent households?	1
What advantages are there, if any, to a fusion of two different chromosomes, as Chromosome 2 is in humans?	1
Considering science only (no politics), should birth control pills be legal over the counter instead of requiring a prescription?	1
Since young/near adults (college students and high school students) are generally the healthiest, is there some effect where they are/get pickier about the physical appearances of potential partners?	1
Is there any difference in results/observations of light through double slits when the light passing through is the same color, as opposed to sunlight?	1
I've read (as a layman) about what causes accents, but what would have caused the first accent? Is/could this be relate to whether all languages have a common ancestor versus different languages independently developing?	1
Are people in their late teens and early twenties pickier about looks, in part, because in that age group they're closer to the biological ideal age/appearance?	1
What advantage(s) do we get by having our conscious and subconscious separate instead of being together and much more accessible?	1
Just as the best doctor would "fail" to successfully treat/cure someone suffering problems because they don't eat and get nutrients, is part of a problem in/with psychology the equivalent, with some patients not getting social needs met, regardless of how much psychological treatment they get?	1

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