Journal Club

"Are the physical constants really constant?"

S. Bajtlik (NCAC, Warsaw)

Based on the ''Spatial variation in the fine-structure constant -- new results from VLT/UVES'' (arXiv:1202.4758) and the ''Future constraints on variations of the fine structure constant from combined CMB and weak lensing'' (arXiv:1202.4373).

"Surroundings of the Galactic Centre on two different scales: Fermi bubbles and a gas cloud to collide with the black hole in 2013"

A. Zdziarski (NCAC, Warsaw)