The Scientist

» sleep/wake cycle and evolution

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image: Less Chewing, More Doing

Less Chewing, More Doing

By | March 11, 2016

Food processing in early hominid populations might have played a key role in human evolution by increasing net energy uptake, researchers show.

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image: Viral Remnants Help Regulate Human Immunity

Viral Remnants Help Regulate Human Immunity

By | March 3, 2016

Endogenous retroviruses in the human genome can regulate genes involved in innate immune responses.

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image: While You Were Sleeping

While You Were Sleeping

By | March 1, 2016

Assessing body position in addition to activity may improve monitoring of sleep-wake periods.

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image: Capsule Reviews

Capsule Reviews

By | March 1, 2016

Herding Hemingway's Cats, Hair: A Human History, Restless Creatures, and The Mind Club

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image: Cave Dwellers, 1938

Cave Dwellers, 1938

By | March 1, 2016

Renowned sleep researcher Nathaniel Kleitman and a colleague spent a month underground to test the body’s natural rhythms.

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Contributors

By | March 1, 2016

Meet some of the people featured in the March 2016 issue of The Scientist.

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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: The A B Zzzzs

The A B Zzzzs

By | March 1, 2016

An overview of the human sleep cycle

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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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