I was lucky enough to be an invited speaker at the Second Roman Juszkiewicz Symposium, which took place the last week of September at the Nicolaus Copernicus Astronomical Centre in Warsaw, Poland. The conference was packed in right before the start of term, and online attendance was an option. But weary of online talks, I…
11th September I’m on the train from London to Cardiff, for my first real-world meeting of the LIGO-Virgo-KAGRA (LVK) collaboration — i.e., us folks behind the ground-based gravitational wave detector network. All LVK meetings since I joined the collaboration in January 2022 have been online, an after-effect of the Covid-19 pandemic. So I’m looking forwards…
The code presentation paper for Hi-COLA is released today! Hi-COLA is a code that simulates cosmological large-scale structure under modified laws of gravity. The name stands for “Horndeski in COLA”: Horndeski is the name of a very general class of gravity models. COLA stands for ‘COmoving Langrangian Acceleration’, and refers to the particular variety of…