PLoS Biology

Psychology & Psychiatry

Sleepless and selfish: Lack of sleep makes us less generous

Humans help each other—it's one of the foundations of civilized society. But a new study by scientists at the University of California, Berkeley, reveals that a lack of sleep blunts this fundamental human attribute, with ...

Neuroscience

The neurons that help to distinguish between very similar odors

Order wine at a fancy restaurant, and the sommelier might describe its aroma as having notes of citrus, tropical fruit, or flowers. Yet, when you take a whiff, it might just smell like … wine. How can wine connoisseurs ...

Gastroenterology

Human microbiome research excludes developing world

New studies emerge daily on the effect of the human microbiome on human health: colon cancer, ulcers, and cognitive conditions such as Alzheimer's disease have been associated with the communities of microbes that live in ...

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