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Our Glaciers: Then and Now activity kit helps you see the changes taking place in glaciers around the world. See all our activity kits and classroom activities.

News about Space Missions that study the Universe

 04/21/04 Hubble Servicing Mission Canceled

 03/06/03 Pioneer 10 falls silent

 02/14/03 The Oldest Light in the Universe

 01/17/03 ICESat satellite launched

 04/12/02 Missions Possible!

 12/20/01 For the Holidays...

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Windows to the Universe, a project of the National Earth Science Teachers Association, is sponsored in part by the National Science Foundation and NASA, our Founding Partners (the American Geophysical Union and American Geosciences Institute) as well as through Institutional, Contributing, and Affiliate Partners, individual memberships and generous donors. Thank you for your support! NASA AGU AGI NSF