(urth) planetary problems

[António Pedro Marques]

James Wynn wrote (28-12-2010 15:17):
> Thomas Bitterman-
>> - The idea that astral travel uses mental maps rather than physical
>> ones is a good one, at least as good as the "Silk = Blue" or "Blue is
>> a time-traveling version of Green" theories that are going around.
>
> Do you really think this is a possibility?

Besides the fact that it is *the* probable way a travel powered by the mind 
would work?