2013
DOI: 10.5334/jc.sf
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Isolation Of A Diatom Frustule Fragment From The Lower Stratosphere (22–27km) - Evidence For A Cosmic Origin

Abstract: Sampling of the stratosphere at heights between 22 and 27 km was carried out in the UK on 31st July 2013 using balloon-borne equipment carrying aseptically clean electron microscope stubs onto which aerosols were directly captured. The experiment revealed the presence of a diatom frustule captured from a height of >25km. On account of the very short residence time of particles of diatom size and mass at these heights, we argue for its incidence from space, with a probable origin in the watery environment of a … Show more

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Cited by 10 publications
(8 citation statements)
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“…they are part of a diatom frustule, the boundary of which is not obvious. We have previously reported isolating a diatom frustule-fragment from the stratosphere (Wainwright et al,2013a). However, the diatom fragment shown in Fig.3B differs from the earlier isolate in being part of an inorganic particle mass and not, as was the former case, a freely existing particle.…”
Section: Control Flightmentioning
confidence: 56%
“…they are part of a diatom frustule, the boundary of which is not obvious. We have previously reported isolating a diatom frustule-fragment from the stratosphere (Wainwright et al,2013a). However, the diatom fragment shown in Fig.3B differs from the earlier isolate in being part of an inorganic particle mass and not, as was the former case, a freely existing particle.…”
Section: Control Flightmentioning
confidence: 56%
“…Witness reports of a fireball sighting that preceded the fall, non-terrestrial ratios of the stable oxygen isotopes, high abundances of the element iridium are just a few. Another recent piece of evidence of a similar kind was obtained by Milton Wainwright and his colleagues [17,18] showing biological entities in cometary meteoroids collected from 27 km in the stratosphere. All this shows clearly that it may be unwise to continue ignoring the concept of life being a cosmic phenomenon.…”
Section: Introductionmentioning
confidence: 91%
“…The existence of microbiota in meteorites, in particular within cometary micrometeorides that form part of a meteor stream, was recently established by a team led by Milton Wainwright (Wainwright et al, [30][31][32][33]). A balloon-borne device to collect impacting cometary micrometeoroids was flown to a height of 27km in the stratosphere in June 2013 during the Perseid meteor shower.…”
Section: Stratospheric Meteoroidsmentioning
confidence: 99%