R&E will close on the 28th December - see this thread. https://www.religionethics.co.uk/index.php?topic=22932.0#new
Reasonable summary https://aeon.co/essays/four-scepticisms-what-we-can-know-about-what-we-cant-know
My brain has exploded!
That's often the build up of methane and hydrogen sulfide.