culture, ecology, microbiology
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.
Monitoring Mutations with Microfluidics
Monitoring Mutations with Microfluidics
Ruth Williams | Mar 15, 2018
A device dubbed the “mother machine” enables real-time observation of mutagenesis in single bacterial cells.  
Hawaiian Spiders on Different Islands Evolved Same Disguise in Parallel
Hawaiian Spiders on Different Islands Evolved Same Disguise in Parallel
Catherine Offord | Mar 8, 2018
In an unusual evolutionary twist, local stick spiders have come up with an almost identical repertoire of color morphs in multiple locations.
Image of the Day: Living Color
Image of the Day: Living Color
The Scientist Staff | Mar 8, 2018
Biodegradable pigments could be custom-grown by bacteria in the future, say researchers.  
Slime Mold in Residence
Slime Mold in Residence
Ashley P. Taylor | Mar 2, 2018
At Hampshire College, students and faculty use the amoeba Physarum polycephalum—both a “visiting scholar” and a model organism—to examine human societal and political quandaries.  
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.
Parasitologist, Reprogrammed: A Profile of David Roos
Parasitologist, Reprogrammed: A Profile of David Roos
Anna Azvolinsky | Mar 1, 2018
After discovering a novel organelle found in protozoan parasites, the University of Pennsylvania’s Roos created a widely used eukaryotic pathogen database.
Ten-Minute Sabbatical
Ten-Minute Sabbatical
The Scientist Staff | Mar 1, 2018
Take a break from the bench to puzzle and peruse.
Paradise Regained: How the Palmyra Atoll Got Rid of Invasive Mosquitoes
Paradise Regained: How the Palmyra Atoll Got Rid of Invasive Mosquitoes
Ruth Williams | Feb 28, 2018
The elimination of the biting pests was an added bonus after researchers unleashed a rat-eradication endeavor on the tiny islands.  
Oldest Known Paintings Created by Neanderthals, Not Modern Humans
Oldest Known Paintings Created by Neanderthals, Not Modern Humans
Catherine Offord | Feb 26, 2018
The animal pictures and hand stencils were made in caves in Spain thousands of years before Homo sapiens arrived in Europe.