(July 30, 2015 at 8:58 am)Alex K Wrote:I can't. If that's the definition we're working with then I doubt there is a shadow biosphere.(July 30, 2015 at 8:50 am)mh.brewer Wrote: Seems like a tree of life separate from humans to me. Still on earth. Microbes that don't conform. Feels like it meets the terms of the OP.
Give me an example of a microbe you think could reasonably be originating from a separate tree of life?
Being told you're delusional does not necessarily mean you're mental.