Researchers identified the 3-step process leaf-cutter ants use to grow helpful bacteria on their bodies.
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Friendly sinus bacteria may keep sinusitis-causing strains in check.
A cheap pain reliever that can kill drug-resistant, tuberculosis-causing bacteria may never be tested.
With a cardboard box, a light source, and some filters, roadside clinics can accurately test for tuberculosis.
Mimicking a host-cell histone protein offers flu a sneaky tactic to suppress immune response.
The discovery of deep-sea hydrothermal vents along the Galápagos Rift revealed a biological Garden of Eden.
See some of the images brought up from early trips to the Galápagos Rift, where an ecosystem thrives around hydrothermal vents.
Diverse plant communities create a disease-fighting "soil genotype."
Identical resistance genes in soil and clinical bacteria hint at dangerous genetic arms trade that is aggravating the antibiotic-resistance crisis.
A study finds that drug-resistant tuberculosis is more prevalent than current estimates suggest.
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