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Beginner Intermediate Advanced Become a Member Member Benefits, No Ads Brought to you by the National Earth Science Teachers Association -- Sun Interior Atmosphere Activity Sunspots Poles Eclipses Magnetic Field Radiation Fate Culture more... Space Weather Multimedia Recent Images Missions Facts News Links Earth Interior/Surface Atmosphere Magnetosphere Moon Poles Climate Water Life Natural Hazards more... Our Changing Planet Myth Exploration Earth System Facts Multimedia Links News Tours Solar System Formation Sun Planets Dwarf Planets Asteroids Meteors Comets Poles Culture Discovery more... Kuiper Belt Facts News Multimedia Tours Space History Our Sky Constellations Sky Maps Stars Exoplanets Strange Stuff Galaxies Cosmos more... Star Dust News Multimedia Links Missions Tours Sciences Geology Physics Chemistry Biology Research Scientists Expeditions Scientific Process Evolution more... 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RSS Feeds -- Attention Educator Member Teachers! Go to our special offers page for information about attractive upcoming professional development events next year. Not an Educator Member? Join Today! Check out resources from our Affiliates! American Geophysical Union - AGU GIFT Workshop Professional Development Materials : 2011 , 2012 , 2013 , 2014 CMMAP American Geosciences Institute Global locations of visitors using this page right now Welcome to - your portal to discovery! Explore the wealth of information available here to learn about the Earth and Space sciences and related topics in the humanities including mythology, art, poetry , and more. Our mobile website version is available now on your phone's web browser and give us feedback . NEW Subscription Opportunities for Educators and their Students! - Classroom , School , and District Subscription Options. Professional Development - On-site, in your school - find out more about this opportunity here . Information about our upcoming workshops and events is available on our Teacher Resources/Workshops page. Become a Member for special services, opportunities, and discounts! No advertising! Members only access to information about valuable special opportunities for classroom grants, professional development with travel and/or stipends, research grants, and more! Personalize your experience with your own My W2U control panel ! Full access to a regularly updated calendar of Earth and Space Science Current Events and Opportunities Full access to a regularly updated calendar of major Earth and Space Science Historical Events Access to the Journal Tool, which you can use to create your own journals on the site A 10% discount in our online store with mineral and fossil specimens, publications , classroom activities , jewelry , and household items . Educator Members have free access to our PDF formatted student worksheets, classroom activity descriptions, and supplementary materials in our Teacher Resources Activities section - a $230 value, in addition to other benefits and services for Earth and space science teachers. Partnerships are now available for scientists, programs, and organizations seeking effective and efficient Education and Outreach or Broader Impacts for their research activities! Find out more about the project here . The website is available at three levels (beginner, intermediate, and advanced) using the navigation tabs at the top of each page, as well as in English and Spanish. We really appreciate your comments and suggestions . Thank you for your support !-- Community News Opportunities Upcoming W2U Events Join Today - Benefits, No Ads! Special Offers for Teachers Member Benefits Teacher Newsletter Partnership Opportunities Podcasts from the National Science Foundation Geologists at Harvard University found evidence that sea ice extended to the equator up to 716.5 million years ago. Listen to this and other podcasts ... Read more Brought to you by NSF Clouds in Art Landscape painters have been representing clouds in their art for centuries. Different artists with different styles have painted clouds differently. Check out the Clouds in Art Interactive ... Read more Brought to you by CMMAP Physics of Space Weather The science of physics plays a key role in many space weather phenomena. Charged particles, magnetic fields, forces and motion, and the electromagnetic spectrum are all part of space weather ... Read more Brought to you by CISM Icebergs Icebergs are large pieces of ice floating in the ocean that have broken off of ice shelves or glaciers in Earth's polar regions. They are a part of the cryosphere ... Read more Mythology of Planets and the Solar System The planets in our Solar System bear names from ancient myths. Wandering lights in the night sky have carried the names of gods from many cultures ... Read more Historical Events 1/29 Friedrich Mohs, a German scientist who studied minerals, was born on this date in 1773 Details 1/31 Explorer 1, the first U.S. satellite to orbit the Earth, was launched on this date in 1958 Details 2/1 Werner Heisenberg, a German physicist, died on this date in 1976 Details Full Earth and Space Science History Calendar (Members only) Teacher Opportunities Full Teacher Events Calendar (Educator Members only) Buried Treasure! Neutron Stars Neutron Stars are the end point of a massive star's life. When a really massive star runs out of nuclear... Read more Please log in Username: Password: Forgot password? Undergrad Student Login Undergrad Faculty Login Become a member Member Benefits, No Ads School Subscriptions School/Classroom Login -- Science Blogs Perspectives on Earth and Space Science Education -- Real Climate: climate science from climate scientists Star Stuff: science news from an astronomer's perspective -- EPA Greenversations Global Learning and Observations to Benefit the Environment Citizen Science Buzz , 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 Founding Partners. 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