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

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Do planet's rings (like Saturn, Jupiter, Neptune and Uranus) look like striking stripes due to long exposure photography? Or would the rings look exactly like that in real time?

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Since supernovas are gigantic explosions that create new matter/elements; could the big bang have been a version of a supernova?

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Since supernovas are gigantic explosions that create new matter/elements; could the big bang have been a version of a supernova?

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Could I build a safe-to-wear watch that runs on nuclear power?

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Considering our senses for food (taste, smell, sight) were evolutionarily developed for recognizing things that are nutritious (e.g., tastes good) or poisonous (e.g., tastes bitter), which in turn decides our preference for foods. Would we even be able to taste foods on other planets?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Do planet's rings (like Saturn, Jupiter, Neptune and Uranus) look like striking stripes due to long exposure photography? Or would the rings look exactly like that in real time?	21
Since supernovas are gigantic explosions that create new matter/elements; could the big bang have been a version of a supernova?	1
Since supernovas are gigantic explosions that create new matter/elements; could the big bang have been a version of a supernova?	1
Could I build a safe-to-wear watch that runs on nuclear power?	1
Considering our senses for food (taste, smell, sight) were evolutionarily developed for recognizing things that are nutritious (e.g., tastes good) or poisonous (e.g., tastes bitter), which in turn decides our preference for foods. Would we even be able to taste foods on other planets?	1