For questions regarding the organization and identification of transducted sensory information in the brain and its interpretation and consolidation in the mind

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10
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5answers
9k views

How to temporarily induce low latent inhibition?

As the Wikipedia article says, High levels of the neurotransmitter dopamine (or its agonists) in the ventral tegmental area of the brain have been shown to decrease latent inhibition. Certain ...
4
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3answers
69 views

Is prior experience necessary to perceive the Kanizsa triangle illusion?

We know the Kanizsa Triangle. Kanizsa Triangle I was socialized in a "western" world, where I learned mathematics for about 13 years; I have designed products surrounding me using geometric forms ...
5
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1answer
25 views

Are animal instincts and preferences based on some brain micro structures?

I'm thinking about the mechanism by which an animal has built in preferences for some visual objects in the real world. The most well known example is the seagull chicks and pecking at a red dot or ...
18
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1answer
757 views

Is there psychoactive music?

Listen to this music for X minutes to observe Y result. Is there something like that that has been demonstrated to work for general public? The only example of an experiment that is similar that ...
11
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1answer
1k views

Why people choose “boring” colors for new cars?

I've been interested in this question for a few years, sorry if this is not the right place to ask it. As I've been driving around the US for the last few years, I noticed that some community parking ...
1
vote
1answer
24 views

What is the difference between 'stereoscopic depth' and 'crossed/uncrossed disparity'?

What is the difference between stereoscopic depth and crossed/uncrossed disparity, and specifically in terms of their use in the methods to manipulate visual stimuli to investigate depth-perception?
6
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1answer
195 views

How does the inner ear encode sound intensity?

Different areas of the inner ear (the cochlea) are sensitive to different acoustic frequencies. Hence, the cochlea basically performs a fast Fourier transform on the audio signal. This spectral ...
1
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0answers
44 views

Why does checkerboard pattern on a computer screen appear with a yellowish tint? [closed]

This question was moved from Physics here per advice from the comments. Originally, I was choosing between Physics, Biology and Computer Graphics, and I guess the correct site depends on the correct ...
2
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1answer
43 views

Is there a standard definition of a “hallucination”?

As far as I understand, there is a compelling sense of reality to sensory hallucinations. Do hallucinations (as, e.g. in the DSM) substitute for the sense and experience of a real reality? For ...
4
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1answer
65 views

Can humans keep track of two unrelated rhythms?

Let's do an experiment. With your left hand start tapping out a regular (evenly-spaced) beat - say, 2 beats per second. With your right hand attempt to tap our a different regular beat, but tap at a ...
1
vote
1answer
43 views

What is the maximum time difference to still associate an acoustic and visual event?

I am developing a game where the music needs to be synchronized to the actual game logic. That means that some objects in the game react to events in the music. Of course, the music will never be ...
5
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1answer
76 views

Is touch sensitivity higher for females?

I read a long time ago that in a study of two-week old infants response to touch, the female babies were far and away more sensitive. In most gender comparisons, there are the familiar "two humps" in ...
2
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1answer
20 views

sources on ethical replication of pain for testing effects on cognitive functions

I have devised a study that may provide an ethical way to invoke similar behaviours in participants, as those demonstrated by individuals in pain. Obviously it is extremely hard to correctly test ...
1
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2answers
76 views

If the color black reflects no light, how are we able to see it?

If color as we perceive it is dependent on the wave lengths that are reflected by an object, with white reflecting all hues and black absorbing all, how do we detect a black object? I do understand ...
5
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0answers
27 views

Do we perceive contrast colour patterns easily because of adaptation?

I can understand that colours are just manipulation of our brain to light rays of different frequencies, amplitude, and wavelength. But we do feel easier to find a pattern on a thing which is of ...
10
votes
1answer
329 views

Has there been any serious research on subliminal messaging?

I certainly don't question the existence of subliminal perception which has been demonstrated many times in priming studies like those of Daniel Schacter and many others, nor do I reject the notion of ...
2
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0answers
68 views

Is there a difference in the perception of time in animals of different size?

Do small animals see the events surrounding them as going faster or slower in comparison to bigger creatures, such as us humans? Are those surrounding events appear to happen at a different speed for ...
3
votes
1answer
52 views

Are there distinct visual perception themes that have been recognized in dreams?

I'm not aware of a distinct term for what I'm trying to describe, so I will attempt to describe this in hopes that someone can help me find if there's a term or research done in this direction. I ...
1
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0answers
47 views

Are Reality Checks in Groups More Effective?

Reality checks are recommended to train the capability for lucid dreaming. Are there studies on the effectivness of reality checks done together with a partner or within a group of people? I think ...
4
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1answer
44 views

Difference between thoughts and sensations

I am interested to know how to distinguish sensations from thoughts, according to the techniques and concepts of neuroscience and psychology. Is there an explicit distinction between them, or are ...
4
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1answer
63 views

Why does the brain skip over repeated “the” words in sentences?

For example, in this sentence by the the time you are done reading you will have already skipped over the double "the". I have searched this on the internet a little, but I have found nothing that ...
1
vote
2answers
90 views

Where would a cognitively separated person get their brain signals excited from?

I suppose there's nothing wrong about the idea that a cognitively separated person could cognitively function as anybody else. But brain as I understand it always needs a potential from some sense. If ...
7
votes
1answer
65 views

Find the panda among snowmen!

I just saw this picture puzzle, and found it easily by doing a row-by-row scan, but it seems harder to find it just by looking around. I was thinking that the puzzle was intentionally designed to draw ...
10
votes
1answer
625 views

How do animals recognize other animals of their own species?

My motivation for this question is dog-based, but I suppose it would apply equally well to humans. How do animals recognize their own kind, particularly where there is large variation in appearance? ...
1
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0answers
37 views

The limits of fear: Could one really survive an encounter with the Alien? [closed]

Please help me out in my effort to better understand the emotion of extreme fear. I will use the example of Ridley Scott’s film “Alien” featuring H.R. Giger’s Xenomorph preying on the crew of the “...
0
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2answers
79 views

Where is motor skill function located within the brain?

Does the neural activity that correlates with motor skill function tend to be focused near or far from the outer surface of the brain, or both? And what about perception? My deeper curiosity being: I'...
12
votes
4answers
2k views

Simulate colorblindness in non-colorblind individuals

Is there any way by which individuals with normal color vision could "see" the effects of Deuteranopia or any of the common colorblindness types, say by using special lenses or anything? Color ...
2
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0answers
27 views

What is the phenomenon where a person inexplicably feels that a word is spelled wrong? [closed]

Sometimes, I get the inexplicable feeling, which also happens to be maddening, that the word why is spelled wrong. In my mind, for a few seconds at least, the spelling doesn't match with the word at ...
6
votes
4answers
373 views

is it possible to think without language?

I'm trying to fathom what it might be like for a person with aphasia and for one with agnosia. For a person with a visual agnosia I wonder this: if two unrecognizable objects are shown to them, and ...
0
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2answers
137 views

Subliminal Persuasion: best chances of success

A lot of people are skeptic about the impact of subliminal messages. Good research and experiments on this topic are hard to find. Therefore, I want to execute an experiment on this topic. To do ...
1
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0answers
39 views

Is it known how the brain corrects the world-up-side-down-view of our eyes? [duplicate]

Because of our eye functioning as a camera obscura the light entering our pupils is hitting the retina of the eye in opposite directions. So what is left becomes right and right left and above becomes ...
0
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0answers
38 views

Difference in perception by left and right eye

I am observing an interesting phenomena regarding vision. I notice some difference in how my left and right eye is working: - my left eye is more sensitive to motion in a scene. - my right eye is less ...
1
vote
2answers
86 views

Are superhero masks effective at concealing your identity?

In modern comic book fiction, a superhero wears a partial mask to obscure their identity. This mask is properly known as a "Domino Mask" Now obviously these masks are not the most effective masks ...
1
vote
1answer
27 views

Does color constancy overestimate?

Consider I have a few references from white to yellowish, and I look at them in 2 different lights: a cool-coloured light (white/~6500k) and a warm-coloured light (yellow/~3500k). Firstly, intuitively,...
3
votes
1answer
220 views

Does the human visual system implement (adaptive) histogram equalization?

The human visual system is very good at 'cancelling out' shadows and other lightning effects, and focusing on the contrast in images. A famous example of this is Adelson's checker shadow illusion: ...
1
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0answers
11 views

Gaze as indication of surprise or agreeableness in new born and infant

Several studies on new-born and infant involve the gaze, but depending on the age of the subject, the assumption is different. For new-born, a long gaze means that what they look at is agreeable but ...
2
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0answers
15 views

Is there any evidence for a bias towards perceiving darker surfaces as 'figure' rather than 'ground'?

Given that surfaces which capture attention are more likely to be perceived as figures (or figures attract attention more than ground does?), is there a bias associated with the luminance of a surface....
2
votes
3answers
129 views

Acoustic and light wave coherency?

I know how some music notes combinations sound pleasing, yet others do not. Does the same occur with different frequencies of light (colors)? Since spectral color and acoustic pitch are both defined ...
1
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0answers
5 views

Conscious versus Visual Representation Update

In their paper "A cortical network that marks the moment when conscious representations are updated" Stottinger et al claim that there is a network in the anterior insula, medial and inferior frontal ...
3
votes
1answer
859 views

Can hypnotherapy help to change my tastes in food?

First a few disclaimers: I am from a scientific background but a marine biology and computing one, so I apologise if I get any concepts wrong, but I will try my best. I have never been hypnotised, ...
2
votes
1answer
48 views

Are people able to accurately judge body shape and size from images of the face?

I have noticed that when I look at a cropped picture of someone's face, I fill in the remaining image of his/her body in a manner that is consistent with the face (wider face, larger body, skinnier ...
0
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1answer
40 views

If a person constantly invalidates your feelings are she a narcissist?

If someone constantly invalidates your experiences and feelings does that mean they are a narcissist? For example, if I am really hurt by someone and I go to a friend for support and this person ...
26
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2answers
2k views

What color is this dress? — And why do some see it as white and gold and others see it as black and blue?

Here's the dress (and keep reading, this is actually a serious question): This question about this image has apparently become quite a rapidly spreading meme on the internet. And after conducting ...
2
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0answers
63 views
1
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0answers
33 views

Do we have an “internal timer” when taking naps?

I´m doing some research and can´t find what control some reactions during naps. For example, after 1 year taking the same bus way home, my brain mastered the timing of napping. Wherever i get on, i ...
11
votes
2answers
193 views

To what extent do individuals vary in their ability to mentally visualise?

Background: Yesterday I was shocked when a friend of mine told me that he can see only "completely black darkness" when he closes he eyes. When I close my eyes, I can see some images or "movies" of ...
6
votes
2answers
114 views

Is there a way to compare the subjective experiences of two different subjects upon an object?

It is the major problem of all cognitive sciences to deal with subjectivity. On the other hand, in order to figure out what is cognition or psychology, one must ultimately deal with this problem. As a ...
4
votes
1answer
123 views

Is there terminology for perceptual illusions at the moment that figure-ground reversal occurs?

I'm looking for a term in the perception / cognition area of research. I recently saw this visual illusion that 'flips' what is negative-space and what is positive-space. This is known in the arts ...
4
votes
0answers
46 views

Any ideas about the neural mechanism underlying the ASMR sensation?

Autonomous Sensory Meridian Response (ASMR) is described as a pleasurable, tingly sensation in the (back of the) head. The sensation can be triggered by a vast variety of stimuli (auditory, visual, ...
3
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2answers
71 views

Paradoxical senses of scale: Are they common or is it just me?

It doesn't happen anymore, but when I was younger I would often get strange sensations regarding scale that I never heard anyone else report. There were two different flavors. One felt like the room ...