Explore the layers of our planet: the crust, mantle, and core.
Volcanoes, tsunamis, earthquakes... Examine how plate tectonics affect our world!
Earthquakes are happening all the time. Find out what makes the earth shake.
Find out what causes volcanoes to erupt and how scientists study them.
OLogy learning: Find resources for K-5 grade levels.
Take a peek at our planet's layers, learn what secrets rocks reveal, and gain a long view of history.
Test your knowledge about our planet Earth with this quiz.
Find out how five different environments produce Earth's amazing minerals!
Visit a scientist's lab to see how he creates a magma chamber!
Find out how paleontologist John Flynn answered kids' questions.
How is the ocean like a layer cake? What creatures live there? And how important is the ocean? Take a dive and find out!
What golden award is this? Take a guess!
Make a model of Earth's layers that's good enough to eat!
Meet some of the more unusual members of T. rex and Velociraptor's family tree.
Why does this scientist love studying tiny living things called microbes?
In these videos, a biologist introduces us to the microbes that live all around us.
There are no "plate tectonics" .
Check out other on OLogy!