Baryon Acoustic Oscillations or BAO

I got to know the word BAO when I got to know DES and J-PAS there were looking into DARK ENERGY.  I do not understand well but it seems that in a plasma universe there were some kind of acoustic patters that at a point got frozen and that know could be used as rulers. […]

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Astrophysics 2017 and 2018

In the following post I will just mention some words that one may hear or read nowadays in a campus where Astrophysics is alive …: DETECTOR VIRGO. You may have heard about detector LIGO in the USA that discovered gravitational waves. Well now there is too VIRGO near Pisa. I have read too that the […]

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