Telmo:

would you have (by any chance...) a brief identification of something that
comes to your mind when speaking about  " l i f e "  ? (And please, forget
about the"bio" of this Earthbound Terrestrial Biosphere).
(To identify " live " is a bit easier I think.)

John M


On Sat, Sep 21, 2013 at 8:46 AM, Telmo Menezes <te...@telmomenezes.com>wrote:

> Unfortunately this appears to be bs:
>
> http://science.slashdot.org/story/13/09/20/136220/alien-life-story-of-dubious-provenance-goes-viral
>
> (but what do I know!)
>
> Best,
> Telmo.
>
>
> On Fri, Sep 20, 2013 at 11:53 PM, Chris de Morsella
> <cdemorse...@yahoo.com> wrote:
> > Seems like the Pangea hypothesis might have gotten some evidence...
> wouldn't
> > say this is conclusive though, but it is intriguing.
> > -Chris
> >
> > Scientists claim discovery of life coming to Earth from space
> > Scientists from the University of Sheffield believe they have found life
> > arriving to Earth from space after sending a balloon to the
> stratosphere.’
> > After it landed, scientists discovered that they had captured a diatom
> > fragment and some unusual biological entities from the stratosphere, all
> of
> > which are too large to have come from Earth.
> > Other scientists disagree, as noted here: New Alien Life Claim Far from
> > Convincing, Scientists Say
> > The team, led by Professor (Hon. Cardiff and Buckingham Universities)
> Milton
> > Wainwright, from the University’s Department of Molecular Biology and
> > Biotechnology found small organisms that could have come from space after
> > sending a specially designed balloon to 27km into the stratosphere during
> > the recent Perseid meteor shower.
> > Professor Wainwright said: “Most people will assume that these biological
> > particles must have just drifted up to the stratosphere from Earth, but
> it
> > is generally accepted that a particle of the size found cannot be lifted
> > from Earth to heights of, for example, 27km. The only known exception is
> by
> > a violent volcanic eruption, none of which occurred within three years of
> > the sampling trip.
> > “In the absence of a mechanism by which large particles like these can be
> > transported to the stratosphere we can only conclude that the biological
> > entities originated from space. Our conclusion then is that life is
> > continually arriving to Earth from space, life is not restricted to this
> > planet and it almost certainly did not originate here.”
> > Professor Wainwright said the results could be revolutionary: “If life
> does
> > continue to arrive from space then we have to completely change our view
> of
> > biology and evolution,” he added. “New textbooks will have to be
> written!”
> > Professor Wainwright said stringent precautions had been taken against
> the
> > possibility of contamination during sampling and processing, and said the
> > group was confident that the biological organisms could only have come
> from
> > the stratosphere.
> > The group’s findings have been published in the Journal of Cosmology
> (open
> > access) and updated versions will appear in the same journal, a new
> version
> > of which will be published in the near future. Professor Chandra
> > Wickramasinghe of the Buckingham, University Center for Astrobiology (of
> > which Professor Wainwright is an Honorary Fellow) also gave a
> presentation
> > of the group’s findings at a meeting of astronomers and astrobiologists
> in
> > San Diego last month.
> > Professor Wainwright added: “Of course it will be argued that there must
> be
> > an, as yet, unknown mechanism for transferring large particles from
> Earth to
> > the high stratosphere, but we stand by our conclusions. The absolutely
> > crucial experiment will come when we do what is called ‘isotope
> > fractionation’. We will take some of the samples which we have isolated
> from
> > the stratosphere and introduce them into a complex machine – a button
> will
> > be pressed. If the ratio of certain isotopes gives one number then our
> > organisms are from Earth, if it gives another, then they are from space.
> The
> > tension will obviously be almost impossible to live with!”
> > The research was conducted by Professor (Hon. Cardiff and Buckingham
> > Universities) Milton Wainwright from the University of Sheffield, Chris
> Rose
> > and Alex Baker from the University of Sheffield’s Leonardo Centre for
> > Tribology and Professor Chandra Wickramasinghe Director of the Centre for
> > Astrobiology, University of Buckingham.
> >
> http://www.kurzweilai.net/scientists-claim-discovery-of-life-coming-to-earth-from-space?utm_source=KurzweilAI+Daily+Newsletter&utm_campaign=60630eb1c2-UA-946742-1&utm_medium=email&utm_term=0_6de721fb33-60630eb1c2-281942553
> >
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