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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: Things That Go Bump

Things That Go Bump

By | March 1, 2016

Scientists still don’t know why animals sleep or how to define the ubiquitous behavior.

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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: Characterizing Sleep

Characterizing Sleep

By and | March 1, 2016

Sleep-like patterns of neural activity are apparent not just at the level of the whole brain, but also in isolated neural circuits.

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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.

6 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: Mutations Not Tied to Metastasis

Mutations Not Tied to Metastasis

By | February 25, 2016

Clinical cases link immune changes to a cancer’s spread through the body, but find no role for so-called “driver” mutations.

3 Comments

image: Single Antibody Protects Macaques from Ebola

Single Antibody Protects Macaques from Ebola

By | February 25, 2016

The “just right” binding properties of a monoclonal antibody from an Ebolavirus survivor help it neutralize the virus.

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image: Anti-Inflammatory Drugs as Antivenom?

Anti-Inflammatory Drugs as Antivenom?

By | February 24, 2016

Compounds typically used to calm the immune system can prevent death from scorpion venom in mice, researchers report.

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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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