MARTIN HOMANN, EUROPEAN INSTITUTE FOR MARINE STUDIES, FRANCE
Oldest Evidence of Terrestrial Life on a Young Earth
Oldest Evidence of Terrestrial Life on a Young Earth
Microbes were living on land as early as 3.22 billion years ago, fossilized rocks show, 500 million years earlier than previously documented.
Oldest Evidence of Terrestrial Life on a Young Earth
Oldest Evidence of Terrestrial Life on a Young Earth

Microbes were living on land as early as 3.22 billion years ago, fossilized rocks show, 500 million years earlier than previously documented.

Microbes were living on land as early as 3.22 billion years ago, fossilized rocks show, 500 million years earlier than previously documented.

microbes
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.
New Insights into Tardigrades’ Ability to Withstand Drying Out
New Insights into Tardigrades’ Ability to Withstand Drying Out
Kerry Grens | Dec 6, 2017
Water bears can reanimate after years of desiccation—and gel-forming proteins unique to the animals may explain how.
Image of the Day: Microbes on Fake Mars
Image of the Day: Microbes on Fake Mars
Aggie Mika | Oct 18, 2017
By simulating the structure and composition of Mars’s rocky materials, scientists observe how the metal-eating, extreme environment–inhabiting microbe Metallosphaera sedula could alter extraterrestrial environments.
Bacteria Found in Women’s Upper Reproductive Tracts
Bacteria Found in Women’s Upper Reproductive Tracts
Diana Kwon | Oct 17, 2017
A new study identifies microorganisms residing in the human fallopian tubes and uterus, but some researchers are skeptical of the findings.