top 10 innovations, neuroscience, evolution
Week in Review: February 22–26
Week in Review: February 22–26
Jef Akst | Feb 26, 2016
Questions about how E. coli evolves; spermatids in a dish; fighting bacteria with virus-like molecule; what drives metastasis; antibodies fight Ebola in monkeys
Similar Data, Different Conclusions
Similar Data, Different Conclusions
Ashley P. Taylor | Feb 23, 2016
By tweaking certain conditions of a long-running experiment on E. coli, scientists found that some bacteria could be prompted to express a mutant phenotype sooner, without the “generation of new genetic information.” The resulting debate—whether the data support evolutionary theory—is more about semantics than science.
Adjustable Brain Cells
Adjustable Brain Cells
Ruth Williams | Feb 18, 2016
Neighboring neurons can manipulate astrocytes. 
Demystifying BOLD fMRI Data
Demystifying BOLD fMRI Data
Tim Vernimmen | Feb 17, 2016
What does blood oxygen level–dependent functional magnetic resonance imaging actually tell us about brain activity? 
More Mini Brains
More Mini Brains
Jef Akst | Feb 17, 2016
Simple versions of brain organoids could serve as new models for testing the effects of drugs, researchers reported at this year’s AAAS meeting. 
Chat With Charlie
Chat With Charlie
The Scientist Staff | Feb 1, 2016
See a preview of the app that lets you ask questions of a virtual Charles Darwin.
Fighting Back
Fighting Back
Mary Beth Aberlin | Feb 1, 2016
Plants can’t run away from attackers, so they’ve evolved unique immune defenses to protect themselves.
iDarwin
iDarwin
Jef Akst | Feb 1, 2016
A synthetic interview with the father of evolutionary theory, now available as a smartphone app, teaches students and the public about the famed biologist.
Hormone Hangover
Hormone Hangover
Jyoti Madhusoodanan | Feb 1, 2016
Medication to prevent prematurity in humans harms cognitive flexibility in rats.
Jason Holliday: Tree Tracker
Jason Holliday: Tree Tracker
Jef Akst | Feb 1, 2016
Associate Professor, Virginia Tech, Department of Forest Resources and Environmental Conservation. Age: 37