On perturbative quantum gravity:
On asymptotic safety (or not):
John Donoghue, A Critique of the Asymptotic Safety Program, Frontiers in Physics 8, 56 (2020)
John Donoghue vs. Roberto Percacci, Debate on Asymptotically Safe Quantum Gravity, Perimeter Institute, April 2021 (video, slided)
On subtleties of renormalization of the cosmological constant:
Last revised on September 1, 2021 at 15:44:48. See the history of this page for a list of all contributions to it.