News tagged with light perception
Squid 'sight': Not just through eyes
Jun 01, 2009 |
4.6 / 5 (7) |
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It's hard to miss the huge eye of a squid. But now it appears that certain squids can detect light through an organ other than their eyes as well.
Erectile dysfunction treatments do not appear to damage vision over 6 months
Apr 13, 2009 |
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Two medications used to treat erectile dysfunction in men (tadalafil and sildenafil) do not appear to have visual side effects when taken daily for six months, despite concerns about eye-related complications, according to ...
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Scientists show that language shapes perception
Feb 26, 2009 |
4.3 / 5 (8) |
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(PhysOrg.com) -- Advances in cognitive neuroscience (the science of how the brain works when we think) have shown that what our eyes see and what our brain interprets are two different things. Professor Guillaume Thierry, ...
Looming sounds boost visual perception
Medicine & Health / Psychology & Psychiatry
Oct 16, 2009 |
5 / 5 (8) |
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(PhysOrg.com) -- Whether it’s the sound of a speeding car approaching from out of the blue, or the faint echo of footsteps following you along a dark street, such looming sounds not only make our ears prick ...
Yes, we have no blue bananas
Medicine & Health / Psychology & Psychiatry
Oct 19, 2006 |
3.7 / 5 (11) |
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German scientists say color perception depends not only on an object's pigmentation but also on our knowledge of what the object should look like.
'Mind's eye' influences visual perception
Biology /
Jul 01, 2008 |
4.5 / 5 (41) |
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Letting your imagination run away with you may actually influence how you see the world. New research from Vanderbilt University has found that mental imagery—what we see with the "mind's eye"—directly impacts ...
Team explains a longtime visual puzzler in new way
Oct 13, 2008 |
3.6 / 5 (10) |
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A team of neuroscientists at Duke University Medical Center has suggested an entirely new way to explain a puzzling visual phenomenon called the flash-lag effect.
The brain predicts our perception of the outside world
Jul 10, 2007 |
4.2 / 5 (25) |
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The human brain anticipates our perception of the outside world. For example, it is capable of predicting if we are going to perceive tactile stimulation of weak intensity or, on the contrary, if a more intense ...
Walk this way? Masculine motion seems to come at you, while females walk away
Biology /
Sep 08, 2008 |
4.5 / 5 (13) |
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You can tell a lot about people from the way they move alone: their gender, age, and even their mood, earlier studies have shown. Now, researchers reporting in the September 9th issue of Current Biology, a Cell Press public ...
A direct gaze enhances face perception
Aug 13, 2008 |
4 / 5 (4) |
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Gaze direction is significant for the processing of visual information from the human face. Researchers in an Academy of Finland funded research project have discovered that the visual system of the brain processes another ...
Perceiving touch and your self outside of your body
Medicine & Health / Neuroscience
Aug 05, 2009 |
5 / 5 (4) |
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When you feel you are being touched, usually someone or something is physically touching you and you perceive that your "self" is located in the same place as your body. In new research published in the open-access, peer-reviewed ...
Hollow mask illusion fails to fool schizophrenia patients
Medicine & Health / Neuroscience
Apr 06, 2009 |
4.8 / 5 (8) |
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Patients with schizophrenia are able to correctly see through an illusion known as the 'hollow mask' illusion, probably because their brain disconnects 'what the eyes see' from what 'the brain thinks it is seeing', according ...
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