MicrobeAtlas (www.microbeatlas.org) is an integrated, reference-based resource for truly planet-wide microbiomics, analyzing hundreds of thousands of microbial lineages across diverse environments, conditions, and technologies.

Nature Medicine, Published online: 25 March 2026; doi:10.1038/s41591-026-04299-5Results of the phase 2 POLAR trial show that biomarker-guided treatment in patients with metastatic pancreatic cancer based on homologous repair deficiency leads to encouraging clinical response rates in immune cell-infiltrated tumors.

Nature, Published online: 06 March 2026; doi:10.1038/d41586-026-00526-8Disaggregating data by sex is a powerful way to help develop better diagnostics and treatments for women — but researchers say it’s not used enough.