DPhil candidate Oxford University
Taking Up Spacetime: a very popular blog on Philosophy of Physics, which posts all relevant Calls for Papers, Conference dates, Job Vacancies, etc.
Auxiliary Hypotheses. Blog of the British Journal for the Philosophy of Science
Establishing the Philosophy of Cosmology: a large project aiming at bringing together Cosmologists and Philosophers of Physics during Pedagogical Conferences and Summer Schools. One branch of the project is located in New York (Rutgers, Columbia, NYU), the other branch in the UK (Oxford, Cambridge).
Beyond Spacetime: a project on the philosophy of quantum gravity
Archive for Mathematical Sciences and Philosophy: archive of audio and video recordings of talks on mathematical sciences and philosophy, dating back to 1972
Oxford University Physics Society
Oxford University Philosophical Society
The Jowett Society: talks on Theoretical Philosophy in Oxford
Oxford Philosophy of Physics Research Seminar POP-Grunch: Philosophy of Physics Graduate Lunch Seminar (contact me to get on the email list)
Oxford Union: world’s most famous debating society, organising many science and philosophy debates & speaker events
List of Philosophers of Physics Mailing lists (announcements of conferences & other events, discussions, etc):
PHILOS-L. General philosophy. Europe.
PSA Mailing List. Philosophy of Science. International.
FILOS-NL. General philosophy. For Dutch-speaking regions.
UCLA PhilPhys. Philosophy of Physics. UCLA, but also relevant if you are not located in that region.