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Earth and Space Science
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Kelvin Temperatures and Very Cold Things

03-19-2012

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03-19-2012

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Earth and Space Science
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Pulsars and Simple Equations

05-02-2010

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05-02-2010

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Earth and Space Science
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Variables and Expressions from the Cosmos

05-02-2010

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05-02-2010

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Earth and Space Science
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Can You Hear Me Now?

05-05-2010

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05-05-2010

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Earth and Space Science
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Light-Travel Times

05-02-2010

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05-02-2010

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Earth and Space Science
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Equations with One Variable

05-02-2010

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05-02-2010

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Earth and Space Science
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Drake's Equation and the Search for Life

09-30-2006

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09-30-2006

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Earth and Space Science
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The Van Allen Probes and Radiation Dose

11-26-2013

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11-26-2013

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Earth and Space Science
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Working With Rates

05-02-2010

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05-02-2010

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Earth and Space Science
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Rates and Slopes: An Astronomical Perspective

05-02-2010

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05-02-2010

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Earth and Space Science
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A Perspective on Radiation Dosages

05-02-2010

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05-02-2010

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Earth and Space Science
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The Last Total Solar Eclipse—Ever!

08-01-2012

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08-01-2012

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Earth and Space Science
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The Sunspot Cycle: Endings and Beginnings

11-20-2007

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11-20-2007

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Earth and Space Science
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Exploring Distant Galaxies

11-14-2007

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11-14-2007

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Earth and Space Science
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Magnetic Storms

09-29-2006

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09-29-2006

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Earth and Space Science
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Space Station Orbit Decay and Space Weather

10-18-2006

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10-18-2006

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Earth and Space Science
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Searching for Lunar Boulders

07-19-2009

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07-19-2009

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Earth and Space Science
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Asteroids Between Mars and the Sun

11-14-2007

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11-14-2007

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