| Dec 17 | Heidelberg Physics Colloquium (Virtual), University of Heidelberg |
| Dec 16 | QCD Meets Gravity 2021 (Virtual Workshop), Mani L. Bhaumik Institute for Theoretical Physics, University of California, Los Angeles |
| Dec 15-16 | The Gravitational Wave Physics and Astronomy Workshop (Hybrid), Max Planck Institute for Gravitational Physics, Hannover |
| Dec 3 | Homi Bhabha Memorial Lecture (Virtual), Indian Institute of Science |
| Oct 30-31 | Kavli Astrophysics Prize Committee Meeting (Virtual), Oslo, Norway |
| Oct 28-29 | Max Planck Society (Chemistry, Physics & Technology) Section (Virtual) Meeting |
| Oct 12-15 | Damour Fest: Adventures in Gravitation, Institut des Hautes Études Scientifiques, Bures-sur-Yvette, France |
| Sep 27-Oct 1 | Black Holes Inside and Out Conference (Virtual), Japan |
| Sep 20-22 | Visit, University of Cambridge, UK |
| Sep 17 | Quantum Sensors for Fundamental Physics, Harding Cambridge Symposium, Henley-on-Thames, UK |
| Sep 6-10 | LIGO-Virgo-KAGRA Collaboration Meeting (Virtual Workshop) |
| Aug 31 | DPG Meeting of the Matter and Cosmos Section (Virtual Conference), Deutsche Physikalische Gesellschaft (DPG) |
| Jul 26-30, Aug 16-20 | Visit, University of Maryland, College Park, MD |
| Jun 28 | Israel Physics Colloquium (Virtual), Israel |
| Jun 23-25 | Gravitational Wave Astrophysics Conference 2021 (Virtua), University of Science and Technology of China, Hefei, China |
| Jun 24 | Max Planck Society (Chemistry, Physics & Technology) 72nd Annual (Virtual) Meeting |
| Jun 23 | Max Planck Society (Chemistry, Physics & Technology) Section (Virtual) Meeting |
| Jun 9-11 | Approximations in Physics: Historical and Philosophical Perspectives (Virtual Workshop), Max Planck Institute for the History of Science, Berlin |
| Jun 2 | The Zurich Physics Colloquium (Virtual Colloquium), ETH and University of Zurich, Zurich |
| May 31 | Invisibles 2021: Neutrinos, dark matter and dark energy physics (Virtual Workshop), Horizon 2020 Marie Curie ITN network HIDDeN |
| May 5-7 | First EuCAPT Annual Symposium (Virtual Symposium), CERN, Geneva |
| Apr 28 | Astroparticle Colloquia (Virtual), Gran Sasso Science Institute (GSSI), L’Aquila |
| Apr 26-30 | GGI Conference on Gravitational scattering, inspiral and radiation (Virtual Conference), Galileo Galilei Institute, Firenze |
| Apr 21-23 | Current Challenges in Gravitational Physics (Virtual Workshop), SISSA, Trieste |
| Mar 15-18 | LIGO-Virgo-KAGRA Collaboration Meeting (Virtual Workshop) |
| Mar 2-4 | Gravitational Waves: A New Messenger to Explore the Universe (Virtual School), Institut Henry Poincaré, Paris |
| Feb 22-26 | Science at the Horizon: The Next-Generation Event Horizon Telescope (Virtual Worksop) |
| Feb 19 | Lectio magistralis, Gravitational-Wave Day, Department of Physics, Sapienza – Università di Roma, Rome |
| Feb 18-19 | Max Planck Society (Chemistry, Physics & Technology) Section (Virtual) Meeting |
| Feb 8-12 | Primordial Black Holes confront GW data (Virtual Conference), Sapienza – Università di Roma, Rome |