HET Seminar | What's Done Cannot Be Undone: Non-Invertible Symmetries
Shu-Heng Shao (Stony Brook)
In massless QED, we find that the classical U(1) chiral symmetry is not completely broken by the Adler-Bell-Jackiw anomaly. Rather, it is...
HET Brown Bag Seminar | Cryptographic Censorship
Evita Verheijden (Harvard)
The classical formulation of the weak cosmic censorship conjecture (WCCC) – the statement that singularities resulting from gravitational...
HET Seminar | Recent developments in N=4 Yang-Mills Amplitudes
Anastasia Volovich (Brown)
The most important experimental probes of fundamental physics involve...
Leinweber Center for Theoretical Physics Public Lecture | Are we alone in the universe?
Paul Davies (Arizona State University)
After decades of searching, scientists have still found no evidence of extraterrestrial civilizations, or indeed of any life beyond Earth....
HET Seminar | On Causality Conditions in de Sitter Spacetime
Rachel Rosen (Carnegie Mellon)
Causality conditions provide powerful constraints on low energy theories. In this talk, I will discuss how standard causality conditions of...