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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: 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.

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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: Detecting Lyme Early

Detecting Lyme Early

By | February 12, 2016

Two new methods could help researchers to diagnose Lyme disease earlier than with existing tests.

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image: Additional Zika Tests in Development

Additional Zika Tests in Development

By | February 3, 2016

Scientists design diagnostics to improve the detection of current infections.

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image: Abbott Acquires Diagnostics Firm

Abbott Acquires Diagnostics Firm

By | February 2, 2016

In a deal worth $5.8 billion, Abbott Laboratories is buying medical test–maker Alere.

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image: Zika Update

Zika Update

By | February 1, 2016

Link to microcephaly questioned; vaccine timeline expedited; thousands of Zika-exposed pregnancies reported in Colombia

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