Find out why and how volcanoes form.
Find out what causes volcanoes to erupt and how scientists study them.
Volcanoes, tsunamis, earthquakes... Examine how plate tectonics affect our world.
Visit a scientist's lab to see how he creates a magma chamber!
Take an expedition across the Martian landscape with this video, then test your knowledge!
Find out what happens when magma rises from intensely hot areas in Earth's mantle.
What causes mountains to rise?
Did you know that all continents on Earth were once a huge supercontinent?
Explore the layers of our planet: the crust, mantle, and core.
Earthquakes are happening all the time. Find out more about them!
Water is a precious resource, and all things need water to survive.
Play to explore how the movement of tectonic plates affect our planet.
Send a note to a friend with these earthy letterheads.
Test your knowledge about our planet Earth with this quiz.
Take a peek at our planet's layers, learn what secrets rocks reveal, and gain a long view of history.
Find out exactly what cloning involves. Do not try this at home!
There are no "volcano" .
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