microscope, immunology, evolution
Chromosomal Instability Drives Cancer Metastasis
Chromosomal Instability Drives Cancer Metastasis
Jim Daley | Apr 1, 2018
In the presence of cytosolic DNA, cancer cells activate antiviral pathways that disguise them as immune cells.
Infographic: How Escaped Chromosomes Can Aid Metastasis
Infographic: How Escaped Chromosomes Can Aid Metastasis
Jim Daley | Mar 31, 2018
Errors in segregation during cell division can lead to inflammation in daughter cells.
Frogs Fight Back From Fungal Attack
Frogs Fight Back From Fungal Attack
Ruth Williams | Mar 29, 2018
A decade after chytridiomycosis killed scores of amphibians in Panama, some species are recovering. New research indicates why.  
Antibiotics Increase Mouse Susceptibility to Dengue, West Nile, and Zika
Antibiotics Increase Mouse Susceptibility to Dengue, West Nile, and Zika
Shawna Williams | Mar 27, 2018
The drugs’ disruption of the microbiome makes a subsequent flavivirus infection more severe.
Waning Protection from Vaccination Explains Rise in Mumps Cases
Waning Protection from Vaccination Explains Rise in Mumps Cases
Catherine Offord | Mar 22, 2018
A study finds that the vaccine’s effects wear off as a person ages, suggesting a need for booster shots.
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.
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.
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.
Circulating Mitochondrial DNA Alerts Immune System to Danger
Circulating Mitochondrial DNA Alerts Immune System to Danger
Katarina Zimmer | Mar 1, 2018
In response to short DNA fragments, lymphocytes release mitochondrial DNA that helps trigger an immune response.