Signs of Ancient Microbial Life Questioned
Signs of Ancient Microbial Life Questioned
New findings cast doubt on previous claims that structures found preserved in rocks in Greenland are stromatolites, but the original authors say the discrepancy lies in different samples.
Signs of Ancient Microbial Life Questioned
Signs of Ancient Microbial Life Questioned

New findings cast doubt on previous claims that structures found preserved in rocks in Greenland are stromatolites, but the original authors say the discrepancy lies in different samples.

New findings cast doubt on previous claims that structures found preserved in rocks in Greenland are stromatolites, but the original authors say the discrepancy lies in different samples.

microbes
Rotem Sorek Searches for Bacteria’s Defenses Against Viruses
Rotem Sorek Searches for Bacteria’s Defenses Against Viruses
Sukanya Charuchandra | Oct 1, 2018
Using his expertise in microbiology and bioinformatics, he is bringing a new understanding to microbial immune systems.
Life Thrives Within the Earth’s Crust
Life Thrives Within the Earth’s Crust
Catherine Offord | Oct 1, 2018
From journeys into mines to explorations of volcanoes on the ocean floor, deep voyages reveal the richness of the planet’s deep biosphere.
Oldest Evidence of Terrestrial Life on a Young Earth
Oldest Evidence of Terrestrial Life on a Young Earth
Anna Azvolinsky | Jul 23, 2018
Microbes were living on land as early as 3.22 billion years ago, fossilized rocks show, 500 million years earlier than previously documented.
Image of the Day: Agar Art
Image of the Day: Agar Art
Sukanya Charuchandra | May 30, 2018
The American Society for Microbiology held its 4th contest for images created from microorganisms feeding on agar. 
Mitochondria’s Bacterial Origins Upended
Mitochondria’s Bacterial Origins Upended
Shawna Williams | Apr 25, 2018
Contrary to some hypotheses, the organelles did not descend from any known lineage of Alphaproteobacteria, researchers find.
Fossilized Brains Called into Question, Might be Microbes
Fossilized Brains Called into Question, Might be Microbes
Abby Olena | Apr 11, 2018
Authors of a new study suggest that 520-million-year-old structures, previously identified as the brains of ancient arthropods, are instead preserved microbial biofilms.
Many Non-Antibiotic Drugs Affect Gut Bacteria
Many Non-Antibiotic Drugs Affect Gut Bacteria
Catherine Offord | Mar 20, 2018
A new study finds that more than 200 human-targeted, non-antibiotic drugs inhibit the growth of bacterial species that make up part of the human microbiome.
Cancer-Fighting Chemical Found in Human Skin Bacteria
Cancer-Fighting Chemical Found in Human Skin Bacteria
Diana Kwon | Mar 1, 2018
A molecule produced by a strain of Staphylococcus epidermis interferes with DNA synthesis.
How Do Infant Immune Systems Learn to Tolerate Gut Bacteria?
How Do Infant Immune Systems Learn to Tolerate Gut Bacteria?
Diana Kwon | Jan 10, 2018
Scientists are beginning to unravel the ways in which we develop a healthy relationship with the bugs in our bodies.