Does the geologic record preserve evidence for the occurrence and extent of former ice ages? What kind of information is used to make these inferences? Learn more on glaciations and the geologic record in this brief article: https://www.grisda.org/210-1
Two approaches in geology
Learn more about the ups and downs of the concepts of catastrophism and uniformitarianism in geology from this article: https://www.grisda.org/the-role-of-catastrophes-in-scientific-thinking-1
Does the geologic record preserve evidence for the occurrence and extent of former ice ages? What kind of information is used to make these inferences? Learn more on glaciations and the geologic record…
What is unusual about widespread sedimentary deposits and other features of the sedimentary record? Learn more on the subject from this short article: https://www.grisda.org/was-there-a-great-genesis-flood-1
Learn more about why radiometric dating is generally considered a reliable method for determining ages, and the type of responses creationists have and are developing to address the issue of long ages:…
What are Archean rocks? Is it true that they contain evidence for life existing at the time of their formation? Learn more on the subject in this short article: https://www.grisda.org/traces-of-life-from-archean-rocks-evidence-and-challenges-1
Plate tectonics is an example of scientific revolution, where a new way of understanding data from nature was established over a short interval of time. Learn more about how plate tectonics relates to…
Catastrophic Earth Science
Do you want to learn more about the history and significance of catastrophism in geology? Here is a short article on the topic: https://www.grisda.org/catastrophic-earth-science-a-realistic-science-1
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.
Ever heard of megabreccias? Learn more about them at http://bit.ly/Megabreccia
Have you ever heard of "paraconformities"? Learn more about them at http://bit.ly/Flat_Gaps
Black Sand Beach
Black sand beaches are iconic of Hawaii, but where do they come from and how long do they take to form?
Catastrophism is a very important concept in geology. Learn more about its role in formulating scientific hypotheses in this article https://www.grisda.org/catastrophism-discussion-of-its-current-status-in-geology-and-a-prediction-1
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…
Seeking Understanding: Harold Coffin
Harold Coffin studied the fossil forests of Yellowstone National Park. This video covers some of his scientific studies of the petrified trees and his journy of faith.