5
votes
2answers
87 views

Are axon terminals always part of a synapse, or are there any that just release neurotransmitters into the ether during an action potential?

By "ether" I mean to no post-synaptic cell in particular. If this is the case, how common is it for an axon terminal to not be part of a synapse? Related question: do axon terminals form only as ...
4
votes
1answer
43 views

Explanations of responses to real graphic harm

I want to know answers to the following questions : Why do I feel curious sometimes to check out sites of "real accidents" such as "Documenting Reality" or "Live Leak" ? Why do I feel nauseous when ...
2
votes
2answers
100 views

What do brains do when processing information, that Von Neumann machines cannot (yet?) imitate?

What makes a human processing information so different from a set of instructions in a computer? Solving a problem for any human operating with concepts is still much superior to lots of computer ...
2
votes
2answers
97 views

Difference between anxiety and stress?

I am learning about stress and anxiety recently. I understood what stress is, but I couldn't get exactly what anxiety is. I know there are six types of anxiety disorders, and I understood them. But ...
1
vote
2answers
135 views

Why do we have so many wishes and desires?

Two years ago I started to learn (as self-education) evolution theory and neurobiology for to understand - who we are and where we came from? Now I see clearly that we are our brains, which are the ...
0
votes
2answers
65 views

Knowledge in what fields is necessary to develop an EEG brain-computer interface?

I am a computer science student, and as part of my project, I would like to develop a system that changes the TV channel, increases its volume, etc. by just the thought of it. My primary investigation ...
2
votes
1answer
54 views

Is Clare W. Graves a credible author?

I stumbled upon the book "The never ending quest" by Clare W. Graves. It looks interesting to me, but I suspect that he is not as scientific as he pretends to be. Is this author's theory of hierarchy ...
10
votes
4answers
624 views

What is the difference between a psychopath and sociopath?

The Internet is of course full of memes from Sherlock Holmes show, based on one of the episodes having Sherlock self-diagnose: I'm not a psychopath, I'm a highly functioning sociopath But what ...
3
votes
0answers
15 views

Could motivational interviewing techniques be used without engaging with a counselor?

I've found lots of info on motivational interviewing for strengthening a person's own motivation and commitment to change, but I'm wondering if this technique has been adapted to help people who won't ...
3
votes
1answer
116 views

How can I design a staircase function that converges on a given hit-rate?

I'm in the process of creating a simple contrast staircase function where subjects are initially presented with high-contrast Gabor patches and are subsequently queried as to their orientation in a ...
2
votes
1answer
161 views

Is EEG brain-computer interface reliable?

I am a computer science student [assume I have very little knowledge of the biological part of EEG]. I recently came across the topic EEG and was pretty interested in it. As far as I know, we get an ...
0
votes
1answer
84 views

Is there a psychological term for finding your former partner sexually attractive?

Is there a psychological term for finding your former partner sexually attractive, or for wanting to get back with your ex? How does science describe this condition?
1
vote
2answers
71 views

What is a good measure of self-regulation?

Is there self-regulation or self monitoring test. I am interested in measuring why people are not commited to their goals (quit smoking, dieting etc) so you can suggest another measure instead of ...
1
vote
2answers
239 views

Where do our memories get stored and how are they retrieved again?

There is a common knowledge that several brain areas are involved in memory processes and each area is involved in a different aspect of memory. But where do our memories get stored and how are they ...
5
votes
2answers
154 views

Difficulty of having profound scientific discussions with more than 2 or 3 people?

I am a physicist and the other day, a friend of mine pointed out something that I had never noted explicitly before. This is an empirical observation, but it seems true to me, and it may raise a lot ...
5
votes
1answer
183 views

What keeps the cerebrospinal fluid circulating? Is it pumped by something?

What keeps the cerebrospinal fluid circulating? Is it pumped by something? This picture from wikipedia seems to indicate that it pulsates as though it is pumped:
5
votes
3answers
2k views

What brain wave states are associated with hypnosis?

What brain wave states are most correlated with deep hypnosis?
1
vote
1answer
197 views

How does look, tone and voice manipulate behavior

I am socially anxious person with wooden behavior and emotions. Unlike others, I try to suspend emotions and stay stoic when I feel uncomfortable. That's my weakness because I don't let others see how ...
0
votes
1answer
51 views

Are there any systems in the brain that are responsible for monitoring energy

For example, the amount of energy that is available for the brain to use, or the amount that the brain consumes with respect to time?
2
votes
0answers
55 views

triggered state of obedience

I wanted to know whether there are known cases of people who unwillingly enter a state of obedience due to specific external triggers. Is this considered normal, and if not, are there known ...
6
votes
3answers
277 views

Is there any evolutionary theory for self-destructive behavior?

Self-destructive behavior is usually related to the stress response. Given that the world is a big source of stress and stress usually is also a source of evolution (since we must adapt to survive), ...
0
votes
1answer
105 views

Do people with Asperger syndrome have two left brains?

I have heard that people with Asperger syndrome have a problem with the right brain, but it increases the ability of the left brain. In other words, AS people has two left brains; the second left ...
0
votes
1answer
57 views

About the left and right side of the brain

If you are right-handed person, does it mean that you often use left brain (the left part that contain analysis, language etc.)? If you often use right leg being crossed over left leg, what part of ...
2
votes
0answers
60 views

What is the most readable screen font?

Fonts (i.e. letters) that facilitate reading in print don't always read well on a computer screen. New fonts such as Verdana have been developed especially for screen presentation of text. There is ...
5
votes
1answer
167 views

Distortion of faces presented serially in peripheral vision

I've kind of already answered this question for myself, but I can't resist sharing it anyway. Please feel welcome to add anything you can in another answer. Stare at the cross in the middle and try ...
2
votes
1answer
121 views

How to assign numbers to response options on a bipolar scale?

Does it matter which one of the three scales we use: A, B, or C in the attached questionnaire? Each one will have a different interpretation of the data. Please advise how should we analyze the ...
0
votes
1answer
59 views

Are there connections between some properties in peoples faces and their behavior?

I hear a lot of people making inferences about others based on their faces, but that's common sense. Are there really properties that could be deduced from ones face?
4
votes
0answers
154 views

For binary (spike train) signals, take FFT of signal or autocorrelation of signal?

I want to characterize a binary time-series signal x (derived from neuron action potential data) in the frequency domain. Should I use the FFT of the original signal x, or the power spectrum (FFT of ...
0
votes
1answer
78 views

How exactly does alcohol consumption damage dendrites?

How exactly does alcohol consumption damage dendrites? I'm not talking about over a long period of usage, but just one instance.
3
votes
2answers
112 views

Are the lobes of the brain anatomically distinct, or is the distinction between them not as well-defined?

If I had a brain in front of me, would I be able to find some kind of crevasse or something separately each lobe from the next? I guess what I'm asking is, are lobes more arbitrarily-defined regions ...
3
votes
2answers
70 views

Does eye contact improve attention and learning?

I remember having read a article in The Economist's Science and Technology section that presented evidence to the effect that attention and learning benefits from some forms of eye contact. If I am ...
11
votes
2answers
776 views

Folding (wrinkles) in cortex: Why is surface area more important than volume?

When we look at the cortex of the brain, it has a folded structure. It is said that this is because this enables a greater number of neurons to exist, which is obviously advantageous. However, we ...
1
vote
2answers
55 views

Which are the specifics of a memory that are lost first?

Background: In the last few days, I came across an experience that made me wonder how our brain manages "memory resources". As time progresses further from an experience I've had in my life, I ...
4
votes
0answers
25 views

Is there an extension of multinomial process models that incorporates response latencies?

In an experimental setting where a categorical response has to be given, the same response can, in theory, be generated by different latent processes. For example, in an experiment where participants ...
4
votes
1answer
427 views

How to measure change in emotional responses when pre and post tests use different measures?

My research is to evaluate change of emotional responses of participants, after performing two types of game activities. Two groups of participants, Group A and Group B, will be assigned to Activity A ...
7
votes
0answers
120 views

Why do many people play Candy Crush without ever buying anything while some spend all their money on it?

I'm trying to understand how free-to-play games like Candy Crush Saga use existing knowledge of the human brain to keep people engaged and how they convince players to pay money for in-game goods. ...
3
votes
0answers
32 views

What does current research tell us about addictive behaviors in games?

I'm creating a game, and I would like to know what research I can consult to make it more "addicting". The game is a casual one, like Candy Crush, Angry Birds, etc
2
votes
1answer
76 views

Getting analysis of changes in MY brain upon cannabis consumption [closed]

I want to know if/how my brain differs from other brains. I'm also interested in knowing exactly how my brain changes when I smoke marijuana, as it is claimed that it affects individuals differently. ...
2
votes
2answers
130 views

Why do we find things fun?

One may cause to argue that Fun activities are solely based off psychological and physical identification with certain activities, but surely there is a deeper analysis on why we find things fun. ...
1
vote
1answer
443 views

Why do people have the tendency to pick their nose while driving?

It seems that whenever I am driving I've always got to pick my nose. I've also noted that other people do this on a daily basis as well. Why do people have the tendency to pick their nose while ...
10
votes
2answers
387 views

How distantly related are research in computational neuroscience and neural networks/machine learning?

If one is more interested in understanding how algorithms in the biological brain solve problems (theoretically, particularly the mathematical aspect), and possibly in building brain-inspired ...
4
votes
0answers
50 views

Does military background enhance personal productivity?

Is there any research investigating the effect (or correlation) of a military background of a person on his productivity, effectiveness and other characteristics? It is often casually claimed that a ...
3
votes
2answers
330 views

How are research participants normally divided into equal groups to allow scientific comparison?

I'm neither a academic nor familiar with the proper English choice of words regarding research. However, I would really like to know a few things about the process of doing a research with people ...
3
votes
1answer
43 views

Does transparency have its own visual channel?

Referring to (for example) Visual Thinking for Design, the book discusses various low-level processing channels in the brain. Colour and orientation are two examples. I wonder if transparency is ...
0
votes
1answer
45 views

Is there a term for compulsively thinking the whole world “hates” you?

Is there a term beyond 'low self esteem' or 'neurotic' that describes a person that is compulsive in thinking the entire world is looking down on them?
6
votes
1answer
87 views

How is epigenetic memory expressed in neurons?

Epigenetic memory is seen as the most evolutionarily plausible way of learning from experiences and gaining instinctual knowledge, as established by the answer to one of my previous questions. ...
2
votes
1answer
82 views

Bringing dreams to conscious awareness [closed]

Background: All of us have dreams at night, and I believe that all of us wonder how a dream of a lapse of seconds could convince our consciousness that this has taken the span of a lifetime. As far ...
4
votes
1answer
85 views

What human limitations are there to object tracking and recognition?

I'm thinking about trying to implement object recognition/tracking using a silicon retina (also known as the Dynamic Vision Sensor) and using the Semantic Pointer Architecture as my cognitive model. ...
5
votes
1answer
88 views

List of experiments contradicting the expected utility model

I proposed this question as an example question for the Area51 proposal "Mathematical modeling". User Artem Kaznatcheev suggested that it be asked here too, which I thought was a good idea. So I am ...
1
vote
1answer
231 views

Psychology test stimuli recommended shapes

Is there any list of or a research of recommended 2D (or eventually 3D) shapes that should be used in psychology test stimuli? For example, circle, square, triangle, star, oval, rectangle etc. For ...

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