[escepticos] Re: Problema de escepticismo aplicado

[Pedro J. Hdez]

Venga pistas. Cambien QSOs as objects ejected by nearby galaxies por
ovnis como naves extraterrestes.

2009/1/29 Pedro J. Hdez <phergont en gmail.com>:
> Como la lista está algo muda, venga, un pequeño ejercicio. A
> continuación un abstract que me acaba de llegar por correo.
> ¿Por qué leyendo sólo el abstract --y asumiendo que no conociera de lo
> que hablan-- estoy seguro de que las conclusiones del autor no están
> siendo neutrales como afirma al final.
>
> An "exotic" idea proposed by Viktor Ambartsumian was that new galaxies are
> formed through the ejection from older active galaxies. Galaxies beget
> galaxies, instead of the standard scenario in which galaxies stem from the
> evolution of the seeds derived from fluctuations in the initial density field.
> This idea is in some way contained in the speculative proposal that some or all
> QSOs might be objects ejected by nearby galaxies, and that their redshift is
> not cosmological (Arp, G./M. Burbidge and others).
>  I will discuss some of the arguments for and against this scenario; in
> particular, I shall talk about the existence of real physical connections in
> apparently discordant QSO-galaxy redshift associations. On the one hand, there
> are many statistical correlations of high-redshift QSOs and nearby galaxies
> that cannot yet be explained in terms of gravitational lensing, biases, or
> selection effects; and some particular configurations have very low
> probabilities of being a projection of background objects. Our understanding of
> QSOs in general is also far from complete. On the other hand, some cases which
> were claimed to be anomalous in the past have found an explanation in standard
> terms. As an example, I will show some cases of our own research into this
> type: statistics of ULXs around nearby galaxies, and the Flesch & Hardcastle
> candidate QSOs catalog analysis. My own conclusion is neutral.
>
> saludos
>
> --
> Pedro J. Hdez
> Ecos del futuro
> ecos.blogalia.com
>



-- 
Pedro J. Hdez
Ecos del futuro
ecos.blogalia.com