In today’s guest post, Ziad Sakr discusses the role of ultrafaint galaxies in cosmic reionization.
Through tangled magnetic fields, super massive black holes and at least one otter, we explore how the phenomenal jets launched from the centre of galaxies are created.
A star being swallowed by a black hole, and with an unusual host galaxy.
A search expedition on the lookout for tidal disruption events led to something else altogether.
The author revisits a seminal article that reviews our understanding of AGN feedback, and comes out extremely impressed with the status quo (and the parallels with fictional universes).
Have we caught a glimpse of some of the earliest black holes in the universe, and what does it mean for our understanding of the early universe?