4
votes
3answers
96 views

Which is the shortest duration for a pitch difference in audio signals to be perceived by the human auditory system?

If I have two short audio signals, for example pure tone C4 and C#4, so half-tone difference, how short can they be that the human can hear the difference in pitch? Was there any ...
2
votes
0answers
12 views

Age of learning versus relative mastery - are they linked?

Infants learn different things in different ages. Let's say infant A learns to speak at age 1 (I have no idea what is normal), and infant B learn to speak at age 1.5. Does the age of learning say ...
0
votes
0answers
15 views

Psychological “allergy” to polemics and emotional speaking?

Sometimes people shows an hypersensitivity to some topics or to the way we speak of them. Some people get annoyed by an orthographic mistake. On a rational level an error in writing a text should ...
0
votes
1answer
9 views

Are there some tools to get human brain Brodmann areas from X,Y,Z coordinates?

Is there some program that given the x,y,z coordinates of a area in a given brain template, gives the histological Brodmann area relative to that template? I'm interested in associating x,y,z ...
0
votes
0answers
21 views

What is the result of an excess of dopamine?

I'm pretty familiar with the results of having not enough dopamine, though the reasons are not so clear to me. To get a better insight on the topic I'd like to know something about having too much ...
8
votes
1answer
899 views

How do the blind dream?

Lately, a friend of mine has been telling me that he's been having recurring dreams involving a certain rabbi, who died around a hundred years ago. Since there's been some controversy surrounding the ...
-1
votes
0answers
18 views

What motivates HIV positive people to infect other people? [on hold]

I am aware of a couple of persons who are HIV positive and try to infect (transmit this virus to other persons, if you want to be politically correct) other people with this virus? This is nothing ...
1
vote
0answers
28 views

What neurotransmitters can be suppressed/promoted by tDCS

Transcranial Direct Current Stimulation (tDCS) has been shown to modify suppression in the visual cortex and GABA suppression in motor control. As of now, the exact neurobiological mechanism that ...
0
votes
1answer
8 views

Is there a term to define the influence and sharing of common expressions among people?

I'm wondering how to call the phenomenon that happens when people spend a lot of time together and end up sharing similar vocabulary or reusing the other's expressions? Is there a term for this?
0
votes
1answer
10 views

Treating Anxiety caused by physical condition? [on hold]

I have anxiety disorder caused by a physical condition. My anxiety isn't irrational as the circumstances that worry me are those which have previously had bad experiences and there is no reason they ...
3
votes
3answers
35 views

Is cognitive science a concentration of psychology?

Is cognitive science apart of psychology? If I major in psychology, will it be easy for me to be a cognitive scientist?
0
votes
0answers
14 views

How does the brain fix sound pitch to one's expectations (or imagination)?

When I was little and was bored supposed to do a homework I used to enjoy hearing melodies in the dishwasher monotone banging - yep, I'm easily distracted. I also observe that, unless they're ...
0
votes
0answers
23 views

How to calculate the magnitude of the potential that will develop across the membrane?

If a cell is only permeable to K+ the inside of the cell is at 100mM KCL and outside at 1mM KCL What is the magnitude of the potential that will develop across the membrane?
4
votes
0answers
50 views

Has there been a neuroscientific explanation of the color phi phenomenon?

The color phi phenomenon is a perceptual illusion in the visual domain which was demonstrated in an experiment by Kolers and von Grunau (1976). The experiment is as follows. A sequence of coloured ...
-1
votes
0answers
20 views

why people take video challenges [on hold]

Im trying to answer the question: "why users take video challenges?" what make them do it even the fact it can harm them? for example: - the cinnamon challenge - ghost pepper challenge - banana ...
-1
votes
0answers
24 views

this Q belongs to meta, ignore if you mind [migrated]

I'd post this in meta if I didnt have to sign up to do so, but I do. Just wanted to say the policy of requiring 50 reputation for posting comments has the unfortunate effect of newcomers being unable ...
3
votes
1answer
29 views

Is it possible for a person to have anterograde amnesia and be aware of it?

In "Memento" the main character has got anterograde amnesia, but he's aware of it. Is it even possible and how, if it is? Compare it to "50 First Dates" — the heroine is not aware of her ...
-1
votes
0answers
33 views

Do creative people dream more and/or differently than average or analytical people?

Everybody dreams, and I'm trying to understand if there is a cause and effect relationship between ability to dream and recall dreams and creativity as an adult. I would define the kind of ...
0
votes
0answers
17 views

asymetric bodily development correlating to asym. brain development? [on hold]

The left side of my body has consistently less hair and muscle than my right, making me believe it is less mature. I'm wondering, is this correlated to assymetric maturity if the brain hemispheres? If ...
2
votes
1answer
47 views

If I have ADHD, how can I focus on programming task for hours? [on hold]

Already in 9 years, I was identified as ADHD child. I was quite obviously weird. I can observe many known symptoms of ADHD even now. I'm unable to focus on stereotypic tasks which results in many ...
1
vote
0answers
8 views

Asking a reference of computing masking

I am using nilearn and nipy package for python processing FMRI data. When computing mask, it says: ...
-1
votes
0answers
13 views

Can you give advices on spirituality as a psychologist?

To be a psychologist in Canada, you have to be a member of a professional order; they all have a code of ethic. Some order recommend or oblige psychologist not to talk about spirituality and religion ...
1
vote
0answers
8 views

Does dream recall alter the dreaming process?

I've encountered the following phenomenon : within a single night of starting a dream journal again, my dreams became more numerous, recall improved and I'm waking up after each sleep cycle except the ...
3
votes
1answer
46 views

Is meaning-seeking behavior a biological optimization problem?

In short, I'm interested in cognitive, neuroscientific, biological and/or computational perspectives on what we vaguely refer to as meaning seeking. Of course, this is a large topic, but any ...
1
vote
1answer
30 views

What does fMRI measure exactly

It is true that blood flows to wherever the brain is most activated and does fMRI measure the blood flow inside of the brain through oxygen content?
1
vote
1answer
38 views

How to compare brain waves?

I'm a Java developer completely naive of brain waves and such. Could anyone tell me how to compare them? For instance, how can I compare: and this: What fields of study should I focus on? I ...
2
votes
2answers
56 views

what is the data structure used by the brain to store data?

as a computer science undergraduate i was thinking if there are any special data structures used by brain to save data . i am specially interested in the data structure of hash tables . if some data ...
2
votes
0answers
19 views

Writing system, its future and social importance

I work on a rather specific subject, namely developement and inventing of writing systems (simply - alphabets). For some years it was just a hobby and creative exercise, but with time this hobby ...
1
vote
0answers
16 views

Physiological mapping of frustration

What physiological changes are seen in the brain when a person is experiencing frustration? What effects do these changes have on learning? Optional background: I'm trying to figure out an ...
1
vote
1answer
16 views

Is this Auditory Processing Delay or something else?

Would a person exhibiting some of these symptoms be a candidate for Auditory Processing Delay, or does it possibly suggest some other sort of diagnosis? Some basic symptoms/examples: A seeming ...
3
votes
1answer
15 views

Is there a name for reading things how you meant to write them?

I'm sure many of us have this experience: When I'm proofreading my own writing I will pass over it multiple times, but miss mistakes since I read what I intended to write (what's "in my head") and ...
2
votes
1answer
29 views

Are any kinds of behavior proved to correlate with testosterone levels?

Are any kinds of behavior proved to correlate with testosterone levels? Any studies done on this? Any indications of such correlations?
3
votes
0answers
27 views

Are introverts more talkative in written form than extroverts?

We all know that extroverts are in general more talkative than introverts in oral form. But how about written communication? After having talked with lots of people on the internet and met several of ...
1
vote
0answers
10 views

Studies on visually recognizable personality traits?

Are there any studies on the possibility of visually recognizing someones personality? When I say "visually recognizing" I mean things like clothes, accessories, body attitude, visible behavior, ...
0
votes
0answers
13 views

Is there a link in sexual attraction between masculine males and feminine females?

I've been wondering whether there can be a link between the grade of masculinity\feminity of an individual and other individuals who are found attractive. I.e will an above avg masculine male be above ...
4
votes
0answers
36 views

Why does injury cause brief unconsciousness?

I suppose I'm thinking specifically about head injuries, though this question applies to any injury that causes unconsciousness for, say, a few minutes. If you would revive so soon, why would you fall ...
0
votes
0answers
18 views

Brain-Computer Interface

I'm Java developer and would like to learn more about BCI. I would like to develop an application for mentally challenged individuals. How do I get started? What particular topics should I focus on? I ...
8
votes
2answers
71 views

how is tone volume encoded?

I'm wondering whether increasing the volume would result in (a) a neuron that was already firing to now increase its spike rate, (b) a different group of neurons to add their activity to the ...
4
votes
1answer
23 views

What adjectives can be used to describe emotional intelligence competences?

After reading the book Emotional Intelligence by Daniel Goleman, I'm having a difficult time comparing emotional intelligence (EQ) with Intelligence Quotient (IQ). When talking about someone's IQ we ...
1
vote
0answers
16 views

If stimulus triggers dopamine release, can dopamine release trigger memory recall of stimulus?

Modern science of sleep is starting to lean towards a viewpoint that dopamine has an important function in dreaming, and that dopaminergic pathways - mesolimbic and mesocortical are activated during ...
1
vote
1answer
22 views

Is there any scientific basis to different learning styles?

People often identify themselves are visual, audio or kinesthetic learners. This at first sounds plausible, but when I reflect on myself, I find that I am unable to define exactly what it means to be ...
0
votes
0answers
30 views

Exercise vs. Mediation

I have noticed that I feel much more mentally sharp after doing an hour of moderate exercise in the morning. On the contrary, when I meditate, I feel no such difference in my mental alertness. Isn't ...
0
votes
1answer
22 views

What is the name of a cognitive bias by which existing facts are tailored to fit a personal hypothesis?

What is the name of a cognitive bias where a person takes all of their knowledge of a particular subject (at a point in time) and arranges it in a hypothesis or world model that makes sense to that ...
1
vote
0answers
20 views

Why is sunrise therapeutic?

Despite being a night owl, I find when I'm up and about at sunrise1 I feel mentally much better than any other time of day - regardless of how much sleep I've had or whether I've been awake for many ...
3
votes
0answers
29 views

Do more creative people have more unusual dreams?

Title says it all: Do more creative people have more unusual dreams?
0
votes
0answers
15 views

What to call memories of oneself or life without a personal context?

Does there exist a known phenomenon where memories of the self and life exist, but lack an emotional/personal context? If so, is this phenomenon at all common, and what is it called?
2
votes
0answers
27 views

Dependancy EEG signals from regions of the brain

When we record an EEG signals , we apply an ICA on it , this algorithm assumes that the sources of signals are independent , could I assume that each region in the brain work independently , i.e the ...
-1
votes
0answers
6 views

What's the difference between the word only and every in this context? [migrated]

This is a question taken from a aptitude test but I am confused with the answer . Only fish oil contains Omega 3. Only foods that contain Omega 3 help with brain development. Which conclusion can be ...
2
votes
2answers
43 views

'Always Give a Reason Why' - How to describe this subject area?

I summarise http://rayedwards.com/always-give-a-reason-why/: In Dr. Robert Cialdini’s book, Influence, he cites a research study showing that simply adding the word “because” to a request ...
5
votes
0answers
39 views

Is there a report of a successfully EEG-Based Brain-Computer Interface (BCI) using image training?

Currently I am involved in constructing an EEG-Based BCI. The goal of the BCI is to control which light in a series of lightbulbs lights up. The plan is to use different images (i.e. a flower versus ...

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