Geology
In this section, you'll find answers to your questions about geology and the physical matter that makes up Earth.
In this section, you'll find answers to your questions about geology and the physical matter that makes up Earth. Less
What effect does volcanic ash have on the environment?
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When a volcano erupts with a great explosion, a powerful pyroclastic flow travels downward to wreak...
Discovery Channel
Site Director, Curiosity.com
How can an airport protect travelers during an earthquake?
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Because its proximity to the San Andreas Fault makes it a prime candidate for earthquake damage,...
Science Channel
Site Director, Curiosity.com
What natural wonders can be seen in caves?
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Caves are formed by natural processes; these processes provide caves with incredible features....
Discovery Channel
Site Director, Curiosity.com
What's the world's largest cave?
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In 2009, British explorers discovered the world's largest cave passage while caving in the Vietnam...
Planet Green
Site Director, Curiosity.com
Where are we most likely to find life in space?
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TRANSCRIPT: Probably Mars is our first next step in really seeking signs of life. We're putting...
James L. Green
Director, Planetary Science Division, National Aeronautics and Space Administration
and 2 others
What's the difference between a stalactite and a stalagmite?
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Speleothems are deposits of minerals that collect within caves. Stalactites and stalagmites are...
Discovery Channel
Site Director, Curiosity.com
How can you tell a moissanite crystal from a real diamond?
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Moissanite is the common name for silicon carbide - - a mineral that occurs naturally, but only in...
Discovery Channel
Site Director, Curiosity.com
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