Emerging Frontiers in the Study of Molecular Evolution David A. LiberlesBelinda ChangAndrew Storfer Invited Editorial 14 February 2020 Pages: 211 - 226
An RNA Ring was Not the Progenitor of the tRNA Molecule Massimo Di Giulio Letter to the Editor 24 January 2020 Pages: 228 - 233
The 3-Minihelix tRNA Evolution Theorem Zachary F. Burton Letter to the Editor 04 February 2020 Pages: 234 - 242
RNA Rings Strengthen Hairpin Accretion Hypotheses for tRNA Evolution: A Reply to Commentaries by Z.F. Burton and M. Di Giulio Jacques DemongeotHervé Seligmann Letter to the Editor 05 February 2020 Pages: 243 - 252
On the Evolution and Functional Diversity of Terpene Synthases in the Pinus Species: A Review Enrica AlicandriAnna Rita PaolacciMario Ciaffi Review 08 February 2020 Pages: 253 - 283
Computer and Experimental Simulation of Alloxazine Synthesis from Gamma Irradiation of Amino Acids on Iceland Spar: A Prebiotic Chemistry Perspective Ernesto Mendoza-TorresJorge Cruz-CatañedaAlejandro Heredia Original Article 06 March 2020 Pages: 284 - 291