Rocks can tell a fascinating story of time and processes. These videos explore aspects of the rock record, with a special emphasis on catastrophism.
Three different kinds of lava are found in and around the Hawaiian Islands. Enjoy this brief description of each kind and the conditions under which it is formed.
Black Sand Beach
Black sand beaches are iconic of Hawaii, but where do they come from and how long do they take to form?
Have you ever heard of "paraconformities"? Learn more about them at http://bit.ly/Flat_Gaps
Seeking Understanding: Ariel Roth
Ariel Roth has dedicated his life to understanding Earth history. This documentary - with spectacular videography of the Grand Canyon and also featuring material from his time under water in the Hydrolab…