Sam Miller

Buried in soil, a 100-million-year-old bacterial toxin could reshape pest control and antibiotic discovery

In every backyard, park, and playground on Earth, the ground is teeming with a type of bacteria called Streptomyces—one of the most abundant organisms on the planet. While these dirt-dwelling microbes are known for producing that earthy odor that fills the air after rainfall, that familiar scent is only the tip of their chemical-producing iceberg….

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A world record, a media frenzy and Earth's wonder: Guardian Australia's top photos of April – video | Photography

A world record, a media frenzy and Earth’s wonder: Guardian Australia’s top photos of April – video | Photography

From world record breakers to the most iconic image of all time, these are Guardian Australia’s top three photos for April. Photographer and picture editor, Carly Earl, hand-picks three photographs as her favourites every month and explains the craft and composition that makes them special. April’s edition includes a quiet, intimate moment of record-breaking athlete,…

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Design principles of the cytotoxic CD8+ T cell response

Proceedings of the National Academy of Sciences, Volume 123, Issue 17, April 2026. <br/>SignificanceAdaptive cytotoxic T cells must eliminate pathogens while sparing healthy tissue, yet how response speed and magnitude arise from cellular decision rules remains unclear. Here, we formalize T cell immunity as a feedback-controlled program in … Source: Read Full Article

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