COSMO-26

29th International Conference on Particle Physics & Cosmology

24-28 August 2026, Leiden

Welcome to the 29th International Conference on Particle Physics and Cosmology (COSMO-26) hosted by Leiden University. This annual conference series, one of the largest venues for researchers at the intersection of particle physics and cosmology, brings together world experts to discuss the latest advancements in the field.

Topics

Gravitational Wave Cosmology

CMB

Neutrino cosmology

LSS and Weak gravitational lensing

Tensions/Status of LCDM

Primordial Black Holes

Cosmological magnetic fields

Inflation and primordial universe

Dark energy and modified gravity

Statistical inference in cosmology

Cosmological implications of Quantum Gravity

Dark matter

...

Invited Plenary Speakers

Kevork Abazajian

University of California Irvine

Alexandra Amon

Princeton University

Axel Brandenburg

NORDITA / Stockholm University /

Carnegie Mellon University

Chris van den Broeck

Utrecht University /

Nikhef

Erminia Calabrese

Cardiff University

Chiara Caprini

University of Geneva /

CERN

Jens Chluba

Joddrell Bank /

University of Manchester

Willem Elbers

Durham University

Simon Foreman

Arizona State University

Renata Kallosh

Stanford University

Eiichiro Komatsu

Max Planck Institute for Astrophysics /

Kavli IPMU

Andrii Neronov

Université Paris Cité /

EPFL

Alkistis Pourtsidou

Edinburgh University

Misao Sasaki (TBC)

University of Tokyo / Kavli IPMU /

APCTP Pohang

Gary Shiu

University of Wisconsin Madison

Joop Schaye

Leiden University

Marko Simonovic

University of Florence

Filippo Vernizzi

IPhT-CEA Saclay

Contact us

Any inquiries can be sent to: cosmo-26@lorentz.leidenuniv.nl