Health

Study reveals the face of sleep deprivation

A new study finds that sleep deprivation affects facial features such as the eyes, mouth and skin, and these features function as cues of sleep loss to other people.

Psychology & Psychiatry

Your spouse's voice is easier to hear—and easier to ignore

With so many other competing voices, having a conversation on a bustling subway or at a crowded cocktail party takes a great deal of concentration. New research suggests that the familiar voice of a spouse stands out against ...

Neuroscience

Nudity tunes up the brain

Researchers at the University of Tampere and the Aalto University, Finland, have shown that the perception of nude bodies is boosted at an early stage of visual processing.

Psychology & Psychiatry

Is neuroticism fueled by overthinking?

Isaac Newton was a classic neurotic. He was a brooder and a worrier, prone to dwelling on the scientific problems before him as well as his childhood sins. But Newton also had creative breakthroughs—thoughts on physics ...

Neuroscience

Why has synesthesia survived evolution?

In the 19th century, Francis Galton noted that certain people who were otherwise normal "saw" every number or letter tinged with a particular color, even though it was written in black ink. For the past two decades researchers ...

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