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

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When was the last time in Earth's history when the land area was evenly divided between the two hemispheres?

188 upvotes

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When a large meteor burns up in the atmosphere and leaves a lingering cloud-like trail in the sky- what’s that trail made of?

9 upvotes

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How many gummy vitamins would one have to ingest in order to die? Alternatively, could one live off of eating them exclusively?

1 upvotes

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Why do some rivers, like the Mississippi, build deltas whereas others, like the St. Lawrence, create bays?

1 upvotes

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Why don’t we have any geosynchronous Mars satellites for much more constant relay capability?

1 upvotes

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
When was the last time in Earth's history when the land area was evenly divided between the two hemispheres?	188
When a large meteor burns up in the atmosphere and leaves a lingering cloud-like trail in the sky- what’s that trail made of?	9
How many gummy vitamins would one have to ingest in order to die? Alternatively, could one live off of eating them exclusively?	1
Why do some rivers, like the Mississippi, build deltas whereas others, like the St. Lawrence, create bays?	1
Why don’t we have any geosynchronous Mars satellites for much more constant relay capability?	1