The Scientist

» DNA sequencing, neuroscience and evolution

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image: Out in the Cold

Out in the Cold

By Karen Zusi | March 1, 2016

Serotonin’s long-debated role in sleep promotion is temperature-dependent.

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image: Sleep Circuit

Sleep Circuit

By Karen Zusi | March 1, 2016

A web of cell types in one of the brain’s chief wake centers keeps animals up—but also puts them to sleep.


image: Slumber Numbers

Slumber Numbers

By Jef Akst | March 1, 2016

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


image: Spoiler Alert

Spoiler Alert

By Wudan Yan | March 1, 2016

How to store microbiome samples without losing or altering diversity

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image: Sugar Time

Sugar Time

By Catherine Offord | March 1, 2016

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


image: What Lies Sleeping

What Lies Sleeping

By Philippe Mourrain | March 1, 2016

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


image: Characterizing Sleep

Characterizing Sleep

By James M. Krueger and Sandip Roy | 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.


image: Go To Bed!

Go To Bed!

By Kerry Grens | March 1, 2016

The immediate consequences of losing out on sleep may be harbingers of long-term repercussions.


image: Sleep’s Kernel

Sleep’s Kernel

By James M. Krueger and Sandip Roy | March 1, 2016

Surprisingly small sections of brain, and even neuronal and glial networks in a dish, display many electrical indicators of sleep.

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image: Who Sleeps?

Who Sleeps?

By Jerome Siegel and The Scientist Staff | 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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