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image: Slumber Numbers

Slumber Numbers

By | March 1, 2016

Ideas abound for why some animal species sleep so much more than others, but definitive data are elusive.

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image: Spoiler Alert

Spoiler Alert

By | March 1, 2016

How to store microbiome samples without losing or altering diversity

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image: Sugar Time

Sugar Time

By | March 1, 2016

Metabolic activity, not light, drives the circadian clock in cyanobacteria.

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image: What Lies Sleeping

What Lies Sleeping

By | March 1, 2016

Why can science still not define this most basic biological process?

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image: Who Sleeps?

Who Sleeps?

By and | March 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.

5 Comments

image: Week in Review: February 22–26

Week in Review: February 22–26

By | February 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

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image: Similar Data, Different Conclusions

Similar Data, Different Conclusions

By | February 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.

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image: Breast Milk Sugars Support Infant Gut Health

Breast Milk Sugars Support Infant Gut Health

By | February 18, 2016

Oligosaccharides found in breast milk stimulate the activity of gut bacteria, promoting growth in two animal models of infant malnutrition.

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image: Gamers Publish Paper

Gamers Publish Paper

By | February 17, 2016

Players of the online RNA-building game eteRNA publish a set of rules linking an RNA’s shape with the difficulty of synthesizing it.

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image: Chat With Charlie

Chat With Charlie

By | February 1, 2016

See a preview of the app that lets you ask questions of a virtual Charles Darwin.

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