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  Coal Through a Microscope
Coal through a microscope
Coal Through a Microscope: Coal is much more than a dirty black rock. It's THE most interesting rock.
  Most Popular
phyllite
Rock Photo Galleries:  Igneous Rocks, Metamorphic Rocks, Sedimentary Rocks.
sliding rocks of racetrack playa Sliding Rocks of Racetrack Playa: How these rocks slide across a dry lake bed is a mystery. Learn what is thought to move them. © iStock / S. Hoerold
Maps of over 250 states, countries and provinces   Reference Maps:
  Country Maps
  United States Maps
  Canada Maps
  State Satellite Images
  US City Satellite Images
Rock Photo Galleries   Rock Photo Collections:
  Igneous Rocks
  Sedimentary Rocks
  Metamorphic Rocks
The work of geologists. What Does a Geologist Do?
Learn about the interesting work done by a geologist.
Google map of asteroid impacts. Asteroid Impact Craters! Zoom in on 50 of Earth's largest impact craters with Google Maps.
rocks and minerals Rocks and Minerals:
View all of our Rock & Mineral articles and resources.
novarupta the most powerful volcano of the 20th century The Most Powerful Volcanic Eruption of the 20th Century:
A case of mistaken identity.
blood diamonds What are Blood Diamonds?
Have you seen the movie? Learn what "blood diamond" means.
herkimer diamonds Herkimer Diamonds: Learn how to find these doubly terminated quartz crystals at Herkimer, NY.
meteor meteorite Meteors, Meteorites, Fireballs! What are those bright streaks in the night sky?
sea level rise map Sea Level Rise Map: A Google map that shows what will flood when sea level rises.
google map of the San Andreas Fault Google Map - San Andreas Fault: Zoom in to see the approximate location of the San Andreas.
download google earth Download Google Earth Free!
High resolution 3D satellite views of Earth. Download it Free.
Kilauea lava photos Recent Photos of Kilauea Lava: Flows pouring into the Pacific. Spectacular USGS photos.
What is a geyser? What is a Geyser? Photos of geysers from around the world. What causes them, how often do they erupt, how high, conditions that produce them, eruption statistics and lots more.
bottled water geology The Geology of Bottled Water: It costs 1000x as much as tap water. What are you getting?
tsunami diagram What Causes a Tsunami?
Learn how plate motions trigger earthquakes and tsunamis.
google map of highest points in each state Highest Points in All 50 States: Google map of state high points.
map of the arctic Who Owns the Arctic? USGS estimates that 25% of all new oil & gas will be found in the Arctic.
mineral rights Mineral Rights / Surface Rights: Who owns the minerals under your land? Have they been sold?
rock tumblers and tumbling instructions Free Guide to Rock Tumbling: Step-by-step guide to tumble and polish rocks into gemstones.
what is the Moho What is the Moho? Learn about the Mohorovičić Discontinuity.
  Earth Science Records
World's Highest Mountain
Deepest Point in the Ocean
World's Largest Lake
World's Highest Waterfall
World's Deepest Lake
World's Largest Desert
World's Deepest Canyon
  Free Printable Topo Maps
free printable topo maps
The present is the key to the past.
  Tunguska Impact
tunguska impact event
The Tunguska Blast: One hundred years ago a meteoroid exploded above the surface of Siberia. A new look at this famous event.
 Newest Articles
ice on Mars Ice on Mars: The Phoenix Mars Lander may have found a frozen water layer in the shallow subsurface of Mars.
satellite image of Mississippi River flooding Midwest Flooding Visible From Space: Before and after images of flooding in Iowa, Illinois and Missouri show large levee breach lakes.
Haynesville Shale Haynesville Shale: News, videos & information for this new shale gas resource in northern Louisiana and adjacent states.
Marcellus Shale Gas Marcellus Shale Resources: News, maps, videos and information for this important natural gas resource.
glory over the Pacific Glory Over the Pacific: An interesting and beautiful atmospheric phenomenon similar to a rainbow.
sand grains "A Grain of Sand": A gallery of sand grains from around the world as photographed through a microscope by Dr. Gary Greenberg.
Volcanic ash hazards Volcanic Ash:The recent eruption of Chaitén blanketed large areas of Chile and Argentina with ash.
Phoenix Mars lander   Phoenix Mars Lander: Artist's impression of the landing, and some of the first landscape and soil views.
Mars Ice Cap Mars' Crust and Upper Mantle Are Cold: Deep temperature data from Mars is interpreted.
dust devils on Mars   Dust Devils on Mars: NASA finds evidence of dust devils on Mars the size of Earth's tornadoes.
human linked climate change   Human-Linked Climate Change: Many human activities influence climate change.
youngest supernova in Milky Way Youngest Supernova In the Milky Way: Discovery of supernova remnant G1.9+0.3.
storms on Saturn Powerful Storms on Saturn: NASA images of giant storms with powerful lightning bolts.
Chesapeake Bay satellite image Chesapeake Bay Recovery: NASA scientists use satellite monitoring to track the progress of an ecosystem's recovery.
Galaxy collisions Galaxies in Collision: Galaxies are not static places. Instead they are dynamic and explosive.
dark matter in a super cluster Dark Matter in a Supercluster: Mapping dark matter reveals the violent lives of galaxies.
oil drilling rig   Bakken Formation Oil: A USGS assessment finds lots of undiscovered oil resources in Montana and North Dakota.
Phobos   New Phobos Images: NASA images reveal crater chains, landslides and more.
India's Lonar Impact Crater India's Lonar Impact Crater: A 6000-foot wide crater formed about 35,000 - 50,000 years ago.
pictures of the universe Pictures of the Universe: Views of the most interesting objects in our universe by NASA.
marcellus shale gas Marcellus Shale: The most overlooked resource in the eastern United States!
monitoring volcanoes from space Monitoring Volcanoes From Space: Learn how NASA keeps an eye on remote volcanoes.
Aurora Borealis Aurora Borealis in the Spring: Spring is the season for Aurorae. Images of the Aurorae and what causes them.
yosemite rockfall Spectacular Yosemite Rockfall:A photo sequence of the fall and debris avalanche by Herb Dunn.
nasa articles and images NASA Articles and Images: Spectacular images and interesting articles from NASA.
coal through a microscope Coal Through a Microscope: Coal is more than a black rock. It's THE most interesting rock.
Elements of Geology a classic text Elements of Geology: A classic geology text written in 1871. The entire book republished here.
Oil is found first in the mind.
  Today's News
Four-Day Workweek In Utah
Karst Terrain in Guilin, China
Surprises on Mercury
Cave Below Pyramid of the Sun
Goleta, California Fire Evacuations
Offshore Florida Oil & Gas Drilling
Einstein’s Theory Tested
What Makes the Color in Fireworks?
Oil Price Closes at $145
Reno, Nevada Earthquake Swarms
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Daily news for geology and earth science. Delivered to you free by RSS or email.
  Iowa, Chaitén, China
Iowa Flooding Iowa Flooding: Videos, pictures, maps, news, satellite images and facts about the recent flooding in Iowa and areas downstream.
Chaiten Volcano Chaitén Volcano Erupts: Videos, pictures, maps, news, satellite images and facts for this volcano in southeastern Chile that is erupting for the first time in about 9000 years.
China earthquake   Sichuan, China Earthquake: Maps, news reports, videos, population exposure and satellite images for the magnitude 7.9 earthquake of May 12, 2008 and its numerous aftershocks.
Cyclone Nargis   Cyclone Nargis Hits Burma: Videos, maps, satellite images and news items for Cyclone Nargis that struck Burma on May 2 and caused severe damage to the country and its people.
  For Teachers
watershed workshop Watershed Management Workshop for Teachers: Learn how to assess and monitor water quality, more fully understand watershed- related issues, and apply this expertise in you own school district.
Teacher resources Earth Science Teaching Ideas: Links to some of our own ideas and the best that we could find on the web.
plate tectonics drawing   Teaching Plate Tectonics: Ideas for teaching plate tectonics with easy-to-draw illustrations.
Mineral identification chart   Mineral Identification Chart Printable mineral ID chart by Art Crossman in MS Excel format.
google earth map of plate tectonics Zoom in on Plate Boundaries! Explore them with Google maps.
  Reference
Maps of over 250 states, countries and provinces   Reference Maps:
  Country Maps
  United States Maps
  Canada Maps
  State Satellite Images
  US City Satellite Images
geology dictionary   Geology Dictionary:
Look up definitions in our free geology dictionary. Hundreds of geology term definitions at your fingertips.
geologic time scale   Geologic Time Scale: Printable time scale in MS Word format for teacher or student use.
  Geologist Information
Geology Jobs Geology Jobs
Geologist Salaries Are Up
What Does a Geologist Do?
Geoscience Societies
Geology Schools
Graduate Study in Geology
Geology Assistantships
Geology Field Camp
Worldwide GeoSurveys
  Countries In The News
Afghanistan
Australia
Brazil
Canada
China
Egypt
France
Germany 		India
Iran
Iraq
Israel
Italy
Japan
Mexico
N. Korea 		Pakistan
Philippines
Russia
S. Korea
Spain
Sudan
U.S.A
Venezuela
  Interesting
Denver gem and mineral show Denver Gem and Mineral Show: Photo report by Geoffrey Notkin.
gemstones from the U.S. United States Gemstones: What states produce the most gems?
Sahara Desert satellite image Sahara Desert Satellite Images: Zoom in on pyramids, craters, volcanoes, dunes, Timbuktu.
uses of gold The Many Uses of Gold: Learn how the unique properties of gold make it extremely suited for a large number of industrial uses.
uses of granite Uses of Granite: The rock used for everything from kitchen counters to street curbing to the facing stone of skyscrapers.
homeowners policy Homeowners Insurance: The typical homeowners policy does't cover natural hazards. It is simply a fire and liability policy.
marcellus shale gas Marcellus Shale: News, videos, maps, lease and information for this important natural gas resource.
expansive soil Expansive Soil: Causes more damage than earthquakes, floods, hurricanes & tornadoes combined.
Geology underlies it all.

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