Neuroscience

Songbirds shed light on brain circuits and learning

By studying how birds master songs used in courtship, scientists at Duke University have found that regions of the brain involved in planning and controlling complex vocal sequences may also be necessary for memorizing sounds ...

Medical research

Hidden impatience revealed in linguistics study

Someone's asked you a question, and halfway through it, you already know the answer. While you think you're politely waiting for your chance to respond, new research shows that you're actually more impatient than you realize.

Neuroscience

Our brain prefers positive vocal sounds that come from our left

Sounds that we hear around us are defined physically by their frequency and amplitude. But for us, sounds have a meaning beyond those parameters: we may perceive them as pleasant or unpleasant, ominous or reassuring, and ...

Surgery

The healing power of fat

A healthy-weight adult can have 30 billion fat cells in his or her body, while someone who is considered obese can carry as many as 300 billion.

Medical research

Infant cooing, babbling linked to hearing ability

Infants' vocalizations throughout the first year follow a set of predictable steps from crying and cooing to forming syllables and first words. However, previous research had not addressed how the amount of vocalizations ...

Diseases, Conditions, Syndromes

Tourette syndrome—finally, something to shout about

Tourette syndrome is a mysterious medical curiosity that has puzzled doctors for more than a century. People who have it suffer from tics and other behavioral problems, such as obsessive compulsive traits and attention deficit ...

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