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bacteria and DNA molecules on a purple background.
Engineering the Microbiome: CRISPR Leads the Way
Mariella Bodemeier Loayza Careaga, PhD | Mar 15, 2024 | 10+ min read
Scientists have genetically modified isolated microbes for decades. Now, using CRISPR, they intend to target entire microbiomes.
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Bubonic Plague Cases Are No Cause for Panic
Chris Baraniuk | Jul 17, 2020 | 3 min read
Reports of the infection—including one death this month—recently shook up social media. But, unlike COVID-19, plague is a disease that countries have more or less got under control.
The AIDS Research Evaluators
Lynn Gambale | Jul 9, 1995 | 6 min read
Chairman: Arnold Levine, chairman, department of molecular biology, Princeton University Barry Bloom, Weinstock Professor and Howard Hughes Medical Institute (HHMI) investigator, department of microbiology and immunology, Albert Einstein College of Medicine, New York Rebecca Buckley, professor of pediatrics and immunology, Duke University Medical Center Charles Carpenter, chairman, Office of AIDS Research Advisory Committee; professor of medicine,Brown University School of Medicine Don
masked teacher sitting on floor showing masked students something on a tablet
Does Science Support Lifting School Mask Mandates?
Rachael Moeller Gorman | Feb 28, 2022 | 10+ min read
The CDC has given the OK to lift indoor mask mandates in much of the US, and a growing number of states no longer require face coverings in schools. But most experts agree that masks slow school spread of SARS-CoV-2, and whether now is the right time to allow teachers and students to unmask is a matter of debate.
The Role of Mom’s Microbes During Pregnancy
Carolyn A. Thomson and Kathy D. McCoy | Aug 1, 2021 | 10+ min read
Bacteria in the gut influence the production of antibodies and themselves secrete metabolites. In a pregnant woman, these compounds may influence immune development of her fetus.
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.
Contributors
The Scientist | Jun 1, 2020 | 3 min read
Meet some of the people featured in the June 2020 issue of The Scientist.
A scanning electron micrograph of a coculture of E. coli and Acinetobacter baylyi. Nanotubes can be seen extending from the E. coli.
What’s the Deal with Bacterial Nanotubes?
Sruthi S. Balakrishnan | Jun 1, 2021 | 10+ min read
Several labs have reported the formation of bacterial nanotubes under different, often contrasting conditions. What are these structures and why are they so hard to reproduce?
Updated Sept 1
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Follow the Coronavirus Outbreak
The Scientist | Feb 20, 2020 | 10+ min read
Saliva tests screen staff and students at University of Illinois; Study ranks species most susceptible to SARS-CoV-2 infection; COVID-19 clinical trials test drugs that inhibit kinin system
Lost Colonies
Anna Azvolinsky | Oct 1, 2015 | 10+ min read
Next-generation sequencing has identified scores of new microorganisms, but getting even abundant bacterial species to grow in the lab has proven challenging.

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