physiology, microbiology, ecology
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, 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.
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.  
FDA Report on BPA’s Health Effects Raises Concerns
FDA Report on BPA’s Health Effects Raises Concerns
Ashley Yeager | Feb 28, 2018
The pre-peer review assessment finds the compound has “minimal effects,” but endocrinologists and others say key data have yet to come out.
Nobel Prize–Winning Biologist Dies
Nobel Prize–Winning Biologist Dies
Catherine Offord | Feb 20, 2018
Günter Blobel, known for his work on the signal hypothesis of protein targeting, has died from cancer at age 81.
Amazonian Fish Genome Challenges Long-Held Assumptions About Asexual Reproduction
Amazonian Fish Genome Challenges Long-Held Assumptions About Asexual Reproduction
Jim Daley | Feb 15, 2018
Poecilia formosa, an all-female fish species, has a surprisingly robust genome. 
Image of the Day: Tardigrades!
Image of the Day: Tardigrades!
The Scientist Staff, The Scientist Staff | Feb 13, 2018
The microscopic water bears will be featured in an exhibition at the Harvard Museum of Natural History beginning Saturday, February 17.