London Bridge Sheep Drive

London Bridge Sheep Drive

So this is an actual thing: once a year, in the busiest part of London, The Worshipful Company of Woolmen (yes, really) drive sheep over London Bridge. It’s apparently part of a historic tradition and represents the right of the common man to do business. Or something like that. It’s totally bonkers: cue large numbers…

LVK Meeting, Cardiff

LVK Meeting, Cardiff

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…

World, meet Hi-COLA!

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…

Website Upgraded

Website Upgraded

Finally I got round to making some major upgrades to this website. This includes new pages devoted to the SHADE project, news updates, outreach materials, and just an all-round sprucing up. Hope you like it; if you come across any broken links or misbehaving content, do drop me a line to let me know (see Home for…