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- Xref: sparky sci.physics:21789 rec.arts.startrek.tech:7143
- Path: sparky!uunet!haven.umd.edu!darwin.sura.net!convex!news.oc.com!utacfd.uta.edu!rwsys!scilab!david
- From: david@scilab.lonestar.org (david burgess)
- Newsgroups: sci.physics,rec.arts.startrek.tech
- Subject: Re: Accellerating Spaceship (yet another bird in a plane)
- Message-ID: <5ymFwB5w165w@scilab.lonestar.org>
- Date: Sun, 27 Dec 92 02:33:51 CST
- References: <ewright.725142689@convex.convex.com>
- Organization: Science Lab; Arlington, Texas
- Lines: 17
-
- ewright@convex.com (Edward V. Wright) writes:
-
- > In <1992Dec21.92013.53@stephsf.com> wengland@stephsf.com (Bill England) write
- >
- > > Antimatter is about as weird and funky as you can get. AM has
- > > been predicted to have negative mass (impies negative inertia and
- > > repulsion from normal gravity wells).
- >
- > No, antimatter has perfectly normal, positive mass. What you're
- > thinking of is "negative matter," described in a speculative
- > article by Robert Forward. Because it has negative mass, negative
- > matter would repel all other matter (including negative matter).
- > (There is no evidence, however, that negative matter exists.
- >
-
- Then again. There has not been any "conclusive" evidence of a "black
- hole", but even young children know about them.
-