Episode

BrainStuff

HowStuffWorks

Science & Medicine, Natural Sciences, Society & Culture, Technology

Chart Positions

Science & Medicine 12
Natural Sciences 4

Whether the topic is popcorn or particle physics, you can count on BrainStuff to explore -- and explain -- the everyday science in the world around us.

What causes the smell after rain?

March 31st, 2010

Episode 579 of 1070 episodes

The smell of rain is often linked with spring, and it's been alluded to in poems, songs and stories for centuries. But what exactly causes this distinctive smell? Tune in and find out.

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