Do You Want To Save The World? [more inside]
posted on Feb 17, 2008 - 24 answers

Would an expanding Sun really swallow the inner planets? [more inside]
posted on Feb 5, 2008 - 17 answers

Would the internet survive Armageddon? [more inside]
posted on Jul 1, 2007 - 37 answers

Where should I move in order to maximize my chances of surviving the apocalypse? [more inside]
posted on Sep 6, 2006 - 37 answers

Songs about the end times: tell me about songs whose lyrics give a sense, either overt or oblique, of the world ending, civilization collapsing, etc. [more inside]
posted on Aug 11, 2006 - 100 answers

Diabolical Brainstorm: what are ways, either real or imagined, that one could erase almost all human life on earth? Don't worry. I'm not actually planning something. I'm curious about compiling a list of ways that humanity could be wiped out. This could be a real-world threat or a science fiction-type threat. [more inside]
posted on Mar 18, 2005 - 32 answers