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Why you can smell rain

  • Written by Tim Logan, Instructional Assistant Professor of Atmospheric Sciences, Texas A&M University
Why you can smell rainYour nose knows what's on the way.Lucy Chian/Unsplash, CC BY

When those first fat drops of summer rain fall to the hot, dry ground, have you ever noticed a distinctive odor? I have childhood memories of family members who were farmers describing how they could always “smell rain” right before a storm.

Of course rain itself has no scent....

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