The cosmological constant and stability of the Higgs vacuum

Abstract

We discuss the cosmological constant puzzle and possible connections to the (meta-)stability of the Higgs vacuum suggested by recent LHC results. A possible explanation involves new critical phenomena in the ultraviolet, close to the Planck scale.

Comments: 6 pages, invited talk at the Jagiellonian Symposium on Fundamental and Applied Subatomic Physics, Cracow, Poland, June 7-12 2015