B polarization of cosmic background radiation from second-order scattering sources

B,V,I - photometry of 20 dwarf irregular galaxies within 10 Mpc

B-mode CMB Polarization from Patchy Screening during Reionization

B-mode Detection with an Extended Planck Mission

B-mode polarization induced by gravitational waves from kinks on infinite cosmic strings

Back and forth from cool core to non-cool core: clues from radio-halos

Back Reaction from Walls

Background cosmological dynamics in $f(R)$ gravity and observational constraints

Backreaction as an alternative to dark energy and modified gravity

Backreaction in late-time cosmology

Backreaction on the luminosity-redshift relation from gauge invariant light-cone averaging

Backreaction: directions of progress

Backsplash galaxies in isolated clusters

Bacterial morphologies in carbonaceous meteorites and comet dust

Balancing the Baryon Budget: The fraction of the IGM due to Galaxy Mergers

Balancing the Cosmic Energy Budget: The Cosmic X-ray Background, Blazars and the Compton Thick AGN Fraction

Balancing the Energy Budget: Star-Formation versus AGN in High Redshift Infrared Luminous Galaxies

Bar fraction in lenticular galaxies: dependence on luminosity and environment

Bar pattern speed evolution over the last 7 Gyr

Bare and effective fluid description in brane world cosmology