The Multiple Paths to Multiple Life Christopher P. KempesDavid C. Krakauer Review Open access 12 July 2021 Pages: 415 - 426
The Origin(s) of Cell(s): Pre-Darwinian Evolution from FUCAs to LUCA Shiping Tang Original Article 25 June 2021 Pages: 427 - 447
Genome Scan for Variable Genes Involved in Environmental Adaptations of Nubian Ibex Vivien J. ChebiiEmmanuel A. MpolyaJ. Musembi Mutuku Original Article Open access 17 June 2021 Pages: 448 - 457
Molecular Evolution of Tooth-Related Genes Provides New Insights into Dietary Adaptations of Mammals Yuan MuRan TianGuang Yang Original Article Open access 21 July 2021 Pages: 458 - 471
Stoichiometric Modeling of Artificial String Chemistries Reveals Constraints on Metabolic Network Structure Devlin MoyerAlan R. PachecoDaniel Segrè Original Article Open access 06 July 2021 Pages: 472 - 483
The Evolutionary Fate of Mitochondrial Aminoacyl-tRNA Synthetases in Amitochondrial Organisms Gabor L. Igloi Original Article Open access 12 July 2021 Pages: 484 - 493
Molecular Evolution of clock Genes in Vertebrates Yang MaoFeng ShaoZuogang Peng Original Article 23 July 2021 Pages: 494 - 512