News tagged with neural response

Squid shown to be able to hear

(PhysOrg.com) -- Scientists in the US have solved the mystery about whether squid can hear and if so, how.

Biology / Plants & Animals

created Feb 08, 2011 | popularity 4.9 / 5 (11) | comments 15 | with audio podcast report

Future angst? Brain scans show uncertainty fuels anxiety

(PhysOrg.com) -- Anyone who has spent a sleepless night anguishing over a possible job loss has experienced the central finding of a new brain scan study: Uncertainty makes a bad event feel even worse.

Medicine & Health / Neuroscience

created Aug 17, 2009 | popularity 5 / 5 (6) | comments 2

Chinks in the brain circuitry make some more vulnerable to anxiety

(PhysOrg.com) -- Why do some people fret over the most trivial matters while others remain calm in the face of calamity? Researchers at the University of California, Berkeley, have identified two different ...

Medicine & Health / Neuroscience

created Feb 10, 2011 | popularity 5 / 5 (4) | comments 0 | with audio podcast

Scientists get first close look at stimulated brain

(PhysOrg.com) -- For over a century, scientists have been using electrical stimulation to explore and treat the human brain. The technique has helped identify regions responsible for specific neural functions ...

Medicine & Health / Medical research

created Aug 26, 2009 | popularity 5 / 5 (3) | comments 2

Imaging study shows decrease in empathic responses to outsiders

An observer feels more empathy for someone in pain when that person is in the same social group, according to new research in the July 1 issue of The Journal of Neuroscience. The study shows that perceiving others in pai ...

Medicine & Health / Neuroscience

created Jun 30, 2009 | popularity 5 / 5 (2) | comments 1

Scientists discover mechanism for wind detection in fruit flies (w/Video)

Tiny, lightweight fruit flies need to know when it's windy out so they can steady themselves and avoid being knocked off their feet or blown off course. But how do they figure out that it's time to hunker down? According ...

Biology / Plants & Animals

created Mar 12, 2009 | popularity 5 / 5 (1) | comments 0

How moths key into the scent of a flower

Moths need just the essence of a flower's scent to identify it, according to new research from The University of Arizona in Tucson.

Biology / Plants & Animals

created Mar 05, 2009 | popularity 5 / 5 (2) | comments 0

What drives brain changes in macular degeneration?

In macular degeneration, the most common form of adult blindness, patients progressively lose vision in the center of their visual field, thereby depriving the corresponding part of the visual cortex of input. Previously, ...

Medicine & Health / Neuroscience

created Mar 03, 2009 | popularity 4.7 / 5 (3) | comments 0

Neural mapping paints a haphazard picture of odor receptors

Despite the striking aromatic differences between coffee, peppermint, and pine, a new mapping of the nose's neural circuitry suggests a haphazard patchwork where the receptors for such disparate scents are as likely as not ...

Medicine & Health / Medical research

created Feb 03, 2009 | popularity not rated yet | comments 0

Neuroscience: Blue in the face

The way that humans perceive each other is strongly affected by the configuration, contour, and complexion of faces. Researchers from Toyohashi Tech report the importance of facial color on neural responses ...

Medicine & Health / Psychology & Psychiatry

created Mar 25, 2011 | popularity not rated yet | comments 1

Youth at risk for obesity show greater brain activity in response to food

Do people overeat because they experience less reward from eating or because they experience more reward from eating? In the March 23, 2011 issue of The Journal of Neuroscience Oregon Research Institute (ORI) senior scient ...

Medicine & Health / Neuroscience

created Mar 22, 2011 | popularity not rated yet | comments 0

Infants' hemodynamic responses to happy and angry facial expressions

Japanese research group led by Prof. Ryusuke Kakigi and Dr. Emi Nakato (National Institute for Physiological Sciences: NIPS) and Prof. Masami K Yamaguchi (Chuo University) found that the hemispheric differences in the temporal ...

Medicine & Health / Neuroscience

created Nov 05, 2010 | popularity not rated yet | comments 0

Silicon whiskers detect neural responses

Dr. Kawano and colleagues successfully demonstrate the neural recording capability of micrometer sized VLS-silicon wires—'Toyohashi Probe' using the retina of a fish (see Fig.1 and Animation). ...

Nanotechnology / Bio & Medicine

created Oct 27, 2010 | popularity 4.5 / 5 (2) | comments 0

Competing motivational brain responses predict costly helping

A new study reveals that brain signals elicited by the sight of someone suffering pain differ as a function of whether we identify positively or negatively with that person and that these differential brain signals predict ...

Medicine & Health / Neuroscience

created Oct 06, 2010 | popularity 4.7 / 5 (3) | comments 0