1. Stability of a modified Jordan–Brans–Dicke theory in the dilatonic frame

   • Genly Leon
   • Andronikos Paliathanasis
   • Luisberis Velazquez Abab

   Research Article 14 July 2020 Article: 71

   

2. Salecker–Wigner–Karolyhazy Gedankenexperiment in light of the self-gravity

   • Michael Maziashvili

   Research Article 13 July 2020 Article: 70

   

3. Geometry of flat-space null geodesic congruences

   • Eza T. Newman

   Research Article 11 July 2020 Article: 69

4. Model of a solar system in the conservative geometry

   • Edward Lee Green

   Research Article 11 July 2020 Article: 68

5. Observational Implications of Fuzzball Formation

   • Thomas Hertog
   • James Hartle

   Research Article 11 July 2020 Article: 67

   

6. Light cone and Weyl compatibility of conformal and projective structures

   • Vladimir S. Matveev
   • Erhard Scholz

   Research Article Open access 03 July 2020 Article: 66

7. Correction to: The rotation problem

   • R. Michael Jones

   Correction 29 June 2020 Article: 65