nematodes, microbiology, evolution
Neanderthal Genomes Hint at Species’s Population History
Neanderthal Genomes Hint at Species’s Population History
Ashley Yeager | Mar 22, 2018
DNA analysis gives clues to how the ancient hominin’s population split and how they interacted with modern humans.
Image of the Day: Flock of Algae
Image of the Day: Flock of Algae
The Scientist Staff | Mar 21, 2018
Volvox barberi actively organize themselves into large colonies that optimize space.
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.  
Serotonin Involved in a Slug Host’s Response to a Parasite
Serotonin Involved in a Slug Host’s Response to a Parasite
Yao-Hua Law | Mar 12, 2018
Host slugs given Prozac to increase their serotonin levels no longer avoid parasitic nematodes, the same behavior seen in infected slugs.
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.  
EPA’s Scott Pruitt Doesn’t Buy Evolution
EPA’s Scott Pruitt Doesn’t Buy Evolution
Kerry Grens | Mar 5, 2018
In audio files from 2005, the future Administrator of the EPA said there’s a lack of “sufficient scientific facts” to back the theory.
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.