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Arches National Park Geology Tour provides an extensive, visually rich description of the geology of Arches, by Deborah Ragland, Ph.D. See our DVD collection.

News about the Interior and Surface (Geosphere) of Earth

 03/11/11 Massive 9.0 Magnitude Earthquake and Tsunami Hit Japan

 08/18/10 Deadly Tonga Earthquake Revealed as Three Big Quakes

 08/11/10 Oldest Earth Mantle Reservoir Discovered

 08/02/10 Triggers of Volcanic Eruptions in Oregon's Mount Hood Investigated

 07/08/10 New Findings Indicate Sediment Composition Affected the Strength of Sumatran Earthquake

 05/13/10 Silver Tells a Story of Early Earth: Water Here Since Planet's Very Early Days

 04/22/10 Scientists Study "Glaciovolcanoes," Mountains of Fire and Ice

 04/08/10 Geologists Uncover Major Ancient Human Ancestor in South Africa

 03/04/10 Revisiting Chicxulub

 03/04/10 Scientists Find Signs of “Snowball Earth” Amidst Early Animal Evolution

 02/27/10 Massive Earthquake Shakes Chile

 01/25/10 Scientists Return to Haiti to Assess Possibility of Another Major Quake

 01/21/10 New Earthquake Information Unearthed by San Andreas Fault Studies

 01/13/10 Haiti Earthquake January 2010

 12/16/09 It’s Not Your Fault – A Typical Fault, Geologically Speaking, That Is

 12/03/09 Scientists Locate Deep Origins of "Hawaiian Hotspot"

 10/20/09 Changing the Mississippi River Could Lead to New Land near New Orleans

 09/28/09 Living, Meandering River Constructed

 06/11/09 Global Warming Can Impact Monsoons and Lower Crop Production

 05/27/09 Arctic Tundra May Contribute to Warmer World

 05/18/09 How Solid is Concrete's Carbon Footprint?

 04/29/09 Glacial Advances

 04/27/09 New Blow for Dinosaur-Killing Asteroid Theory

 04/07/09 Scientists Learn About Lightning Inside a Volcanic Plume

 03/25/09 Tornado-like Rotation is Key to Understanding Volcanic Plumes

 03/18/09 Earth's Crust Melts Easier Than Thought

 03/02/09 Geologic Findings Undermine Theories of Permian Mass Extinction Timing

 02/24/09 U.S.-led, International Research Team Confirms Alps-like Mountain Range Exists under East Antarctic Ice Sheet

 02/23/09 Scientists to Investigate Role of Equatorial Pacific Ocean in Global Climate System

 02/04/09 Prehistoric Fossil Snake is Largest on Record

 02/03/09 Early Whales Gave Birth on Land

 01/07/09 Microscopic Fossils Offer Big Clues to Earth's Climate

 11/24/08 Unlocking Climate Mysteries and Engaging Students from Harlem to Antarctica

 11/09/08 Storms Shaped the Himalayan Mountains

 10/15/08 Details of Evolutionary Transition from Fish to Land Animals Revealed

 10/03/08 Gas From the Past Gives Scientists New Insights into Climate and the Oceans

 10/02/08 Paleozoic "Sediment Curve" Provides New Tool for Tracking Sea-floor Sediment Movements

 09/26/08 Scientists Discover the Oldest Known Rock on Earth

 09/17/08 From Sugar to Gasoline

 07/31/08 Cold and Ice, and Heat, Episodically Gripped Tropical Regions 300 Million Years Ago

 07/22/08 Scientists Test System to Forecast Flash Floods along Colorado's Front Range

 07/17/08 Newly-Found Rock May Prove Antarctica and North America Were Connected

 07/03/08 How Many Species Have There Been on Earth?

 06/17/08 The Mystery of Mass Extinction is No Longer Murky

 06/05/08 Study of Glacial Earthquakes Shakes Up Idea of How Ice Streams Move

 05/28/08 Rock Eating Bacteria Found at the Bottom of the Sea

 04/24/08 Injecting Sulfate Particles into Stratosphere Could Have Drastic Impact on Earth's Ozone Layer

 02/18/08 Giant Fossil Frog Found in Madagascar

 12/04/07 Did Life First Form in a Mica Sandwich at the Bottom of an Ancient Sea?

 02/01/07 IPCC 4th Assessment Report Summary Due

 02/16/05 The Kyoto Protocol Is in Effect! Around the World, 141 Countries Are Taking the First Steps to Decrease Greenhouse Gasses!

 01/05/05 Earthquake in the Indian Ocean Causes a Massive Tsunami

 10/05/04 Mount St. Helens Is Waking Up!

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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