Re: Interstellar travel was RE: ASTRONOMY: Engineered Galaxy?

From: Avatar Polymorph (avatarpolymorph@hotmail.com)
Date: Tue Sep 10 2002 - 20:42:47 MDT


Curt Adams wrote

"That's a complete guess from where the sun doesn't shine. The
non-water
part of the human brain is about 0.15 kg and it's vastly
insufficient. We
couldn't even figure out what it would take to recreate
civilization and it
would certainly be enormous - gigatons of equipment and people,
minimally.
How much more efficient could nanotech be? We don't know."

In the Time mag. year 2000 special Tech issue one nanotech specialist
claimed a wine bottle worth of nanomaterial (=computronium?) could hold the
equivalent neural capability of 2 billion current humans. No further details
were given.

couldn't information be sent by low-power laser towards a ship?

Just as a dumb question - if magnetic fields around Earth can be used to
generate power (through rotating tethers) - see
http://www.tethers.com/MXTethers.html - does the galaxy have such a field
surrounding it? Does the intergalatic environment have such? Could a really
large rotating tether use this to generate power or a ramscoop facility? Can
larger structures travelling at high speeds (provided they have sources of
power and matter/particles) beam information at each other through laser
signalling?

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