Proceedings of the National Academy of Sciences
Articles in this Issue
Genomic origins and evolution of neo-sex chromosomes in Pacific Island birds
The standard model of sex chromosome evolution is based on ancient XY or ZW systems. Young neo-sex chromosomes that form via the translocation of autosomal material to preexisting sex chromosomes prov...
Larval diapause slows adult epigenetic aging in an insect model, <i>Nasonia vitripennis</i>
Epigenetic clocks based on DNA methylation provide robust biomarkers of biological age, yet the mechanistic basis and functional significance of slowing these clocks remain unclear. Progress has been...
Correction for Ferraro et al., Outdated reproductive norms, the naturalistic fallacy, and misunderstandings of welfare in recent call for zoo breed-and-feed programs
Correction for Das et al., Mycobacteriophage-mediated gene transfer enables in vitro drug screening and in vivo tracking of <i>Mycobacterium leprae</i>
Brian Larkins, a plant science pioneer, leader, mentor, and friend
Brian Larkins died in January 2025 at the age of 78 leaving a legacy of seminal scientific contributions that were fundamental to the establishment of the field of plant molecular biology. He elucidat...
Correction for Clegg and Gross, Cross-feeding creates tipping points in microbiome diversity
Correction for Yang et al., How surface charges affect interdroplet freezing
Profile of Sharon Y. Strauss
Evolutionary ecologist Sharon Y. Strauss, an early proponent of unifying the fields of ecology and evolution, helped advance both disciplines. Now a distinguished emeritus professor at the University...