developmental biology, evolution
What Lies Sleeping
What Lies Sleeping
Philippe Mourrain | Mar 1, 2016
Why can science still not define this most basic biological process?
Slumber Numbers
Slumber Numbers
Jef Akst | Mar 1, 2016
Ideas abound for why some animal species sleep so much more than others, but definitive data are elusive.
Contributors
Contributors
Catherine Offord | Mar 1, 2016
Meet some of the people featured in the March 2016 issue of The Scientist.
Sugar Time
Sugar Time
Catherine Offord | Mar 1, 2016
Metabolic activity, not light, drives the circadian clock in cyanobacteria.
Who Sleeps?
Who Sleeps?
The Scientist Staff, Jerome Siegel | Mar 1, 2016
Once believed to be unique to birds and mammals, sleep is found across the metazoan kingdom. Some animals, it seems, can’t live without it, though no one knows exactly why.
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. 
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.
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.