What Are Observables in Hamiltonian Einstein–Maxwell Theory? J. Brian Pitts OriginalPaper Open access 06 August 2019 Pages: 786 - 796
Testing a Quantum Inequality with a Meta-analysis of Data for Squeezed Light G. Jordan MaclayEric W. Davis OriginalPaper 20 August 2019 Pages: 797 - 815
Reply to a Comment on “Quantum Theory and the Limits of Objectivity” Richard Healey OriginalPaper 20 August 2019 Pages: 816 - 819
Comment on ‘The Aestivation Hypothesis for Resolving Fermi’s Paradox’ Charles H. BennettRobin HansonC. Jess Riedel OriginalPaper 23 August 2019 Pages: 820 - 829
About the Measure of the Bare Cosmological Constant Massimo Cerdonio OriginalPaper 30 July 2019 Pages: 830 - 836