evolutionary biology, immunology
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. 
Spiders with Long Tails Found in Ancient Amber
Spiders with Long Tails Found in Ancient Amber
Jim Daley | Feb 5, 2018
This discovery closes a 170-million-year gap in the fossil record.
Researchers Develop Potential Blood Test for Alzheimer’s Disease
Researchers Develop Potential Blood Test for Alzheimer’s Disease
Catherine Offord | Feb 2, 2018
The test uses levels of plasma amyloid-β to estimate the buildup of protein plaques in the brain.
Researchers Learn from Plant Viruses to Protect Crops
Researchers Learn from Plant Viruses to Protect Crops
Claire Asher | Feb 1, 2018
Plants are locked in an ancient arms race with hostile viruses, but genome editing is giving crops the upper hand.
How Viruses Attack Plants
How Viruses Attack Plants
Claire Asher | Jan 31, 2018
Viruses are incapable of reproducing without the help of a host, whose cells copy their genetic material and fabricate the building blocks of new virus particles.
Researchers Discover 10 New Immune Systems in Bacteria
Researchers Discover 10 New Immune Systems in Bacteria
Jim Daley | Jan 25, 2018
The findings more than double the number of known defense mechanisms, piquing the interests of molecular biology tool developers.
Image of the Day: Bacterial Highways
Image of the Day: Bacterial Highways
The Scientist Staff | Jan 25, 2018
Fungal pathways in cheese rinds affect the composition of bacterial communities residing there.
CRISPR Trial for Cancer Patients Proposed
CRISPR Trial for Cancer Patients Proposed
Katarina Zimmer | Jan 19, 2018
US researchers could become the first outside China to use the gene-editing technique in the clinic. 
Researchers Develop a Technique to Regenerate the Mouse Thymus
Researchers Develop a Technique to Regenerate the Mouse Thymus
Jim Daley | Jan 12, 2018
The discovery reveals the role of a growth factor and endothelial cells in thymus repair, and could have implications for chemotherapy and radiation patients’ recovery following treatment.
Image of the Day: See You Later!
Image of the Day: See You Later!
The Scientist Staff | Jan 8, 2018
Developmental biologists take a close look at how alligator embryos grow.