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A Moment of Science

Posts tagged upper atmosphere

May 15, 2009

 

Pouring rain

When It Smells Like Rain

It smells like rain, but how? Find out in today's A Moment of Science.

March 31, 2005

 

How Far?

For a long time people have been fascinated by comets passing by the earth. How close are they? Learn more on this Moment of Science.

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