Everything you ever needed to know about Noah’s Flood:
Center for Scientific Creation
https://www.creationscience.com/
Hydroplate Theorty on Origins of Radioactivity
https://www.bing.com/videos/search?q=hydroplate+theory+youtube&docid=608032065013023603&mid=2471CC61BDC3B99CEEEC2471CC61BDC3B99CEEEC&view=detail&FORM=VIRE
The Center for Scientific Creation sounds very similar to another that I am very familiar with, Institute for Creation Research which was founded by Dr. Henry Morris. https://www.icr.org/
I have read almost all of Dr. Morris’ books and highly recommend them.