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We now offer the Cool It! card game in our Science Store. Cool It! is the new card game from UCS that teaches kids about the choices we have when it comes to climate change.
This is one of the latest images of comet Hale-Bopp. Notice the intense tail
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National Astronomical Observatory of Japan

Comet Hale-Bopp continues to surprise scientists
News story originally written on March 20, 1997

Hale-Bopp continues to offer new surprises as two astronomers report on their study of the comet. They found that there are different kinds of ices in the comet's center, the center is huge and is really active.

These new findings are just the tip of the iceberg (or comet, so to speak), as Hale-Bopp continues to amaze many kinds of people. Astronomers will continue to solve the mysteries of this unique and spectacular comet.

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Windows to the Universe, a project of the National Earth Science Teachers Association, is sponsored in part is sponsored in part through grants from federal agencies (NASA and NOAA), and partnerships with affiliated organizations, including the American Geophysical Union, the Howard Hughes Medical Institute, the Earth System Information Partnership, the American Meteorological Society, the National Center for Science Education, and TERC. The American Geophysical Union and the American Geosciences Institute are Windows to the Universe Founding Partners. NESTA welcomes new Institutional Affiliates in support of our ongoing programs, as well as collaborations on new projects. Contact NESTA for more information. NASA ESIP NCSE HHMI AGU AGI AMS NOAA