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

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How do scientists know the decay progression of Uranium-238 if it takes place over billions of years?

4 upvotes

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Is there a 119th element? If so, where would it go on the periodic table?

1 upvotes

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How come you don’t sneeze while you’re asleep?

1 upvotes

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Is there a 119th element? If so, where would it go on the periodic table?

1 upvotes

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Can the ozone layer be repaired by releasing ozone into the atmosphere?

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Biologically, is there a difference between 8-hour sleep from 10PM-6AM vs 2AM-10AM?

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How can energy not be created if the universe is always expanding?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
How do scientists know the decay progression of Uranium-238 if it takes place over billions of years?	4
Is there a 119th element? If so, where would it go on the periodic table?	1
How come you don’t sneeze while you’re asleep?	1
Is there a 119th element? If so, where would it go on the periodic table?	1
Can the ozone layer be repaired by releasing ozone into the atmosphere?	1
Biologically, is there a difference between 8-hour sleep from 10PM-6AM vs 2AM-10AM?	1
How can energy not be created if the universe is always expanding?	1