Medical research, explained

Understanding evidence / Explainer

Gut microbes carry clues to ancient human migrations

Today’s microbiome study connects shared species with genetic separation. Our guide shows why people, samples, species and inferred history must stay distinct.

Comparative metagenomics and population-genetic inference

Press-news Team · 7 Oct 2026 · 6 min read

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Study published 7 Oct 2026.

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Illustrative photograph Photo: Daniel Sone / National Cancer Institute
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Understanding evidence

A bacterial membrane supply line reveals its control switch

New structures and functional experiments illuminate LPS transport. We explain what makes a mechanism persuasive and what an antibiotic-development claim would still need.

6 min read · 7 Oct 2026
Gloved hands using a pipette in a laboratory
Understanding evidence

How the cell’s RNA-splicing machinery finishes the job

A new study reveals stages of spliceosome termination. Our explainer connects structural snapshots, RNA evidence and the question of how cellular machinery becomes ready for reuse.

6 min read · 7 Oct 2026
Gloved hands preparing laboratory samples
Understanding evidence

Which phage fits which bacterium? AI narrows the search

Genome-based prediction offers a way to shortlist bacteriophages for laboratory testing. The crucial distinction is between a useful match and a proven treatment.

4 min read · 30 Sep 2026
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