3
votes
1answer
48 views

How is averaging used in calculating the Bereitschaftspotential?

I have a question about the averaging involved in the Bereitschaftspotential. On http://en.wikipedia.org/wiki/Bereitschaftspotential you can read that, because it is so small, the ...
2
votes
1answer
137 views

Why can't people solve a riddle if you tell them irrelevant information?

Suppose you tell a riddle to your friend, e.g. a situation puzzle: A man walks into a bar, and asks the bartender for a drink of water. The bartender pulls out a gun, points it at the man, and ...
2
votes
2answers
51 views

How many trials are needed to estimate a response time distribution?

I want to estimate the properties of a response time distribution (mean, variance, tail-length) for individual subjects. How many samples (trials) do I need to collect to get reliable estimates? ...
3
votes
2answers
62 views

Are hot-streaks in athletics real, and if so, is there a known psychological basis?

It is common to refer to an athlete who is enjoying a sustained period of success (e.g. a long consecutive game hitting streak in baseball) as being "hot", suggesting that something about their ...
0
votes
0answers
17 views

average attention time and average attention compensation time

I'm currently looking for better study patterns and habits, i was wondering if there is any good source for statistics regarding average attention span and more specifically- what is the average ...
0
votes
1answer
29 views

What is the extent of social grooming in humankind?

Is it mostly intellectual (correcting people's pronunciation, explaining errors in their logic) or physical (fixing their clothing, letting them know about flaws they may be unaware of ("your shirt's ...
1
vote
0answers
27 views

Does society swing back and forth from one extreme to the other?

Consider 2 groups of any number of persons. Assume that the "dominant" group acts without any regard for the other group. Assume that there seem to be no consequences in the short time for the ...
5
votes
1answer
93 views

What is the scientific term for information overload?

I'm a computer science major. Currently I'm working on a project for which I want to expose users to different levels of information depending on their distance from displays. Anyone who ever saw a ...
1
vote
0answers
51 views

Why does not everyone avoid peak hour rushes?

We all want/wish to avoid heavily crowded places. There are a few such places we daily encounter - office closing hours traffic, heavy rush at the food counter at lunch time, bank closing hours, ...
3
votes
2answers
108 views

Is learning and memory formation mostly comprised of new synapses forming, or already-existent synapses strengthening?

I'm guessing it may be some combination of the two. If so, which is the more frequent situation? I'm also guessing it varies depending on the type of memory being formed. Let's take for instance, my ...
-3
votes
1answer
93 views

Assuming everything has conciousness, can technical hardware have higher level of conciousness than a rock? [closed]

If we assume that everything has conciousness – plants, animals, even rocks, then can we say that technical hardware, like a calculator for example, has a higher level of conciousness than a rock?
3
votes
0answers
46 views

Why does clickbait use numbers?

Around the Internet, especially in social media, we see examples of hyperlinks in a common format that has been cynically dubbed "click bait" or "link bait". The idea is that authors publish these ...
1
vote
1answer
54 views

Law and its formula that says: more time organism working the slower (or less precise) the movements

What is the name of the law and the equation that says that "the more time an organism is working the slower (or less precise) its movements." ? I read once that there is a law in behavioral science ...
2
votes
1answer
48 views

Is there a psychological explanation for the age of 18 being important in many societies?

The age of eighteen is an age that in many societies gives rise to various additional rights and responsibilities. Is there a scientific reason for assigning such right and responsibilities at the ...
2
votes
2answers
36 views

How to report an F statistic in APA style?

How do you report F statistics in APA format? I am working on PHD and am not certain that I am reporting the F statistics in the proper manner. I have been reporting it as F (_,_). The second space I ...
0
votes
1answer
29 views

What is a sweet pain, exactly?

Why some pains are sweet? Some pains give pleasure not even bodily pains but mentally also in daily affairs, an individual may intentionally impose mild difficulties on his self. Is there a cognitive ...
6
votes
1answer
61 views

Is there any evidence of a relationship between learning music and increased ability in Mathematics?

I've had more than one mathematics teacher say to me that they had heard of a link between music and maths ability. I thought I observed it informally myself, but it was difficult to tell if those ...
4
votes
2answers
59 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 ...
3
votes
1answer
35 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 ...
1
vote
2answers
86 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 ...
1
vote
2answers
42 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
votes
1answer
32 views

What is the personality of a woman who will kill for her freedom?

The scenario: A woman has been abducted. She is treated well and not abused. There is no immediate threat to her life, but the uncertainty of what awaits her. Suddenly there is a chance to kill her ...
0
votes
2answers
104 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
37 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
40 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 ...
7
votes
4answers
237 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 ...
1
vote
0answers
10 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 ...
2
votes
1answer
45 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
53 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 ...
-1
votes
1answer
59 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?
0
votes
2answers
51 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 ...
0
votes
2answers
100 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 ...
4
votes
2answers
112 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 ...
4
votes
1answer
96 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:
3
votes
1answer
41 views

What brain wave states are associated with hypnosis?

What brain wave states are most correlated with deep hypnosis?
0
votes
1answer
59 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
48 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?
1
vote
0answers
42 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 ...
3
votes
1answer
76 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
63 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
30 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
43 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 ...
3
votes
1answer
64 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
41 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
52 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
48 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
38 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.
2
votes
2answers
58 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 ...
1
vote
0answers
22 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 ...
6
votes
1answer
208 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 ...

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