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Why isn't there any sound in space? An astronomer explains why in space no one can hear you scream

  • Written by Chris Impey, University Distinguished Professor of Astronomy, University of Arizona
Why isn't there any sound in space? An astronomer explains why in space no one can hear you screamMatter in deep space is very spread out, which makes it impossible for any sound waves to travel. NASA, ESA, CSA, STScIWhy isn't there any sound in space? An astronomer explains why in space no one can hear you scream

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to curiouskidsus@theconversation.com.

How far can sound travel through space, since it’s so empty? Is...

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