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tag materials science microbiology evolution

Electric Bacteria: Out of the Darkness and into the Light
Hannah Thomasy, PhD | Feb 29, 2024 | 6 min read
Once obscure mud microbes inspire a new generation of living electronics.
Microbial Fossils Found in 3.4-Billion-Year-Old Subseafloor Rock
Ruth Williams | Jul 14, 2021 | 3 min read
The material, now part of an African mountain range, bolsters the idea that hydrothermal veins supported early forms of life.
Watercolor coronaviruses in green, red, blue, and purple are layered above an abstract background of watercolor swashes
Plenty of Evidence for Recombination in SARS-CoV-2
Abby Olena, PhD | Sep 2, 2021 | 7 min read
Different variants of the virus behind the COVID-19 pandemic are swapping chunks of genetic material, but it’s not yet clear what implications that may have for public health.
metallic-looking illustration of coronavirus structure
How the Omicron Subvariant BA.5 Became a Master of Disguise—and What It Means for the Current COVID-19 Surge
Suresh V. Kuchipudi, The Conversation | Jul 26, 2022 | 4 min read
Several mechanisms contribute to the increased transmissibility of this SARS-CoV-2 variant.
An illustration of green bacteria floating above neutral-colored intestinal villi
The Inside Guide: The Gut Microbiome’s Role in Host Evolution
Catherine Offord | Jul 1, 2021 | 10+ min read
Bacteria that live in the digestive tracts of animals may influence the adaptive trajectories of their hosts.
Inflammation Drives Gut Bacteria Evolution
Ruth Williams | Mar 16, 2017 | 3 min read
Viruses within Salmonella rapidly spread genes throughout the bacterial population during a gut infection, scientists show.
bacteria inside a biofilm
How Bacterial Communities Divvy up Duties
Holly Barker, PhD | Jun 1, 2023 | 10+ min read
Biofilms are home to millions of microbes, but disrupting their interactions could produce more effective antibiotics.
Fungus Repurposed a Bacterial Gene to Sense Gravity with Crystals
Viviane Callier | Apr 24, 2018 | 3 min read
Rather than getting a gene for its original function, a horizontal gene transfer provides the raw material for evolutionary innovation.
a veterinarian in a white hazmat suit holding a small pig
The Long Journey to Resolve the Origins of a Previous Pandemic
Martha Nelson | Sep 2, 2021 | 10+ min read
Dozens of researchers, including myself, worked for years to uncover that swine flu had leapt to humans from a pig in Mexico in 2009. We learned a lot about influenza evolution, pig farming, and outbreak risk along the way.
Illustration of a targeted virus over a world map
The Hunt for a Pandemic’s Origins
Martha Nelson | Jan 4, 2022 | 10+ min read
Dozens of researchers, including myself, worked for years to uncover that swine flu had leapt to humans from a pig in Mexico in 2009. We learned a lot about influenza evolution, pig farming, and outbreak risk along the way.

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