/u/ddd615's posts in /r/askscience

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If there were an alien civilization at our level of technological development, within a dozen or so light years from the earth, could they detect human intelligence?

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What does the clock on voyager 2 say compared to the earth’s International Atomic Time?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
If there were an alien civilization at our level of technological development, within a dozen or so light years from the earth, could they detect human intelligence?	1
What does the clock on voyager 2 say compared to the earth’s International Atomic Time?	1