Motion perception revisited: High Phi effect challenges established motion perception assumptions
(Medical Xpress)—Optical illusions abound in human visual perception, as demonstrated by the following well-known examples. Although many are static illusions, motion illusions also occur. Recently, scientists ...
Neuroscience
Apr 23, 2013 |
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The visual system as economist: Neural resource allocation in visual adaptation
(Medical Xpress)—It has long been held that in a new environment, visual adaptation should improve visual performance. However, evidence has contradicted this expectation: Adaptation sometimes not only ...
Neuroscience
Mar 30, 2013 |
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Babies show visual consciousness at five months
(Medical Xpress)—A new study by scientists in France and Denmark has identified a neurological marker in the brain of babies as young as five months that is associated with visual consciousness, or the ...
Neuroscience
Apr 19, 2013 |
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One region, two functions: Brain cells' multitasking key to understanding overall brain function
A region of the brain known to play a key role in visual and spatial processing has a parallel function: sorting visual information into categories, according to a new study by researchers at the University ...
Neuroscience
Mar 06, 2013 |
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The beat goes in the brain: Visual system can be entrained to future events
(Medical Xpress)—Like a melody that keeps playing in your head even after the music stops, researchers at the University of Illinois's Beckman Institute have shown that the beat goes on when it comes to ...
Neuroscience
Aug 28, 2012 |
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Your attention please: 'Rewarding' objects can't be ignored
The world is a dazzling array of people, objects, sounds, smells and events: far too much for us to fully experience at any moment. So our attention may automatically be snagged by something startling, such ...
Psychology & Psychiatry
Jun 07, 2011 |
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Study shows that individual brain cells track where we are and how we move
(Medical Xpress)—Leaving the house in the morning may seem simple, but with every move we make, our brains are working feverishly to create maps of the outside world that allow us to navigate and to remember ...
Neuroscience
May 03, 2013 |
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Study suggests clenching right hand may help form memories, left may help recall words
Clenching your right hand may help form a stronger memory of an event or action, and clenching your left may help you recollect the memory later, according to research published April 24 in the open access ...
Psychology & Psychiatry
Apr 24, 2013 |
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Atypical brain circuits may cause slower gaze shifting in infants who later develop autism
Infants at 7 months of age who go on to develop autism are slower to reorient their gaze and attention from one object to another when compared to 7-month-olds who do not develop autism, and this behavioral ...
Autism spectrum disorders
Mar 20, 2013 |
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Our primitive reflexes may be more sophisticated than they appear, study shows
Supposedly 'primitive' reflexes may involve more sophisticated brain function than previously thought, according to researchers at Imperial College London.
Neuroscience
Feb 14, 2013 |
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Long memories in brain activity explain streaks in individual behaviour
(Medical Xpress)—Even with a constant task, human performance fluctuates in time-scales from seconds to minutes in a fractal manner. In a recent study a Finnish research group found that the individual variability in the ...
Neuroscience
Feb 12, 2013 |
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Fear factor: Study shows brain's response to scary stimuli
(Medical Xpress)—Driving through his hometown, a war veteran with post-traumatic stress disorder may see roadside debris and feel afraid, believing it to be a bomb. He's ignoring his safe, familiar surroundings and only ...
Neuroscience
Feb 08, 2013 |
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Pavlov's rats? Rodents trained to link rewards to visual cues
In experiments on rats outfitted with tiny goggles, scientists say they have learned that the brain's initial vision processing center not only relays visual stimuli, but also can "learn" time intervals and ...
Neuroscience
Jan 23, 2013 |
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The end of a dogma: Bipolar cells generate action potentials
To make information transmission to the brain reliable, the retina first has to "digitize" the image. Until now, it was widely believed that this step takes place in the retinal ganglion cells, the output ...
Medical research
Dec 19, 2012 |
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Offering a reward can improve visual awareness in stroke patients
Stroke patients who have difficulty paying attention to part of their visual field may perform better when offered a reward, a study by Imperial College London and Brunel University researchers has found.
Neuroscience
Nov 26, 2012 |
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