Tag Info

New answers tagged

-2

Our Universe is a larger version of a galactic polar jet. 'Was the universe born spinning?' "The universe was born spinning and continues to do so around a preferred axis" Our Universe spins around a preferred axis because it is a larger version of a galactic polar jet. 'Mysterious Cosmic 'Dark Flow' Tracked Deeper into Universe' "The clusters appear to ...


2

The de Broglie wavelengths of freely propagating particles (i.e. forget interactions) are redshifted by the expansion of the universe. Another way of saying this is that their peculiar momenta with respect to a co-moving local volume decrease as the inverse of the scale factor. As neutrinos have a non-zero mass (perhaps 0.1 eV - see Battye & Moss 2014, ...



Top 50 recent answers are included