genetics, ecology, developmental biology
Ocean Sunfish Could Offer Clues to the “Rise of Slime”
Ocean Sunfish Could Offer Clues to the “Rise of Slime”
Ashley Yeager | Apr 1, 2018
A controversial hypothesis suggests that jellyfish may one day rule the oceans, and Mola mola may tell us if we are approaching a tipping point.
Study Finds Inaccuracies in 40 Percent of DTC Genetic Testing Results
Study Finds Inaccuracies in 40 Percent of DTC Genetic Testing Results
Shawna Williams | Mar 28, 2018
An analysis of 49 patient samples finds high proportions of false positives and misinterpretation.
Scientists Reverse Their Controversial Findings of CRISPR's Off-Target Effects
Scientists Reverse Their Controversial Findings of CRISPR's Off-Target Effects
Diana Kwon | Mar 28, 2018
Last year, researchers claimed the gene-editing method had accuracy issues, but a new whole-genome sequencing analysis by the same team finds otherwise.
Image of the Day: New Neurons
Image of the Day: New Neurons
The Scientist Staff | Mar 28, 2018
Scientists discover a molecular factor that allows them to follow neurons from birth to maturity.
Tadpoles Keep Eating Because They Don’t Feel Full
Tadpoles Keep Eating Because They Don’t Feel Full
Catherine Offord | Mar 28, 2018
Baby frogs don’t develop the neural circuitry responsible for feeding inhibition until they begin metamorphosing into adults. 
Image of the Day: Morphing Cells
Image of the Day: Morphing Cells
The Scientist Staff | Mar 27, 2018
By removing a single gene, researchers change the developmental fate of tumor cells in mice.  
Bees’ Molecular Responses to Neonicotinoids Determined
Bees’ Molecular Responses to Neonicotinoids Determined
Catherine Offord | Mar 22, 2018
Researchers pinpoint a protein that can metabolize at least one of the insecticides, highlighting a route to identifying compounds that are friendlier to the critical pollinators.
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.
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.
New Enzyme Makes CRISPR More Powerful
New Enzyme Makes CRISPR More Powerful
Shawna Williams | Mar 2, 2018
xCas9 enables more precisely targeted gene editing.