# All Questions

90 views

### Is it usually worthwhile to argue to try to convince someone?

I find from personal life experience that arguing with someone is hardly a good way to try to convince someone of something. You might end up getting whatever you'd like from the person you are trying ...
5k views

### What is the difference between biological and artificial neural networks?

I read that neural networks are of two types: a) Biological neural networks b) Artificial neural networks (or ANN) I read, "Neural Networks are models of biological neural structures," and the ...
254 views

### List of affective states for a study?

I am putting together a study that attempts to assess whether people assign particular affective or emotional states to images--specifically, animated GIFs. Is there a "standard" list of emotional ...
263 views

### Do nice guys finish last?

I read a recent article, suggesting that the nicest guys in a society are selected last by females. The article continues to identify the cause as a lack of aggressive nature and ...
104 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 ...
106 views

### Why do most people laugh with a “ha” sound?

When people laugh, the most common sound is "ha", while some may "ho" or "he". When do people pick this up when they grow, or is this just natural? Some people laugh differently again, but I tend to ...
320 views

### Are perceptions of beauty and the ideal partner mostly determined by mass media?

Mass-media marketing seems to strongly influence people's beliefs. Are perceptions of beauty and the ideal partner mostly determined by what mass media proposes?
274 views

### Neuroplasticity and Treatment of Depression

After reading 'The Brain That Changes Itself' by Norman Doidge, 'The Mind and The Brain' by Jeffrey Schwartz and a few other books, I've become curious about the science of neuroplasticity, which, as ...
91 views

### What is the purpose of hemispheric specialisation in the brain?

What is the benefit or purpose of having different hemispheres of the brain contribute more to different cognitive processes?
50 views

### When was it recognized that thinking occurs in the brain and not in the heart?

Historically speaking, this misconception used to exist, right? Somewhat like Copernican heliocentrism, no? When (and, if you wish, how) did this folk concept regarding the biological basis of ...
117 views

### How to structure affective picture stimuli for an EEG study?

I want to design an EEG paradigm for passive affective picture viewing. Can I use a block design for three different emotions, where each block represent a particular emotion? Or would a better design ...
62 views

### Can time be perceived differently depending on a user's feeling?

You often hear that time passes more quickly when you're having fun. And the opposite is also "true" in common belief, that when you're bored time is very slow. But we know that time is almost linear ...
115 views

### Does the time required to read a word grow linearly with the number of characters?

I recently installed a speed reader on my tablet. Now I wonder how the minimal time needed to read an $N$-letter word grows. There was this previous question on the relationship between sentence ...
73 views

### What is the scientific term for compulsive documenting of life experiences?

I'm posting this question on someone else's behalf: What is the name for someone who has a compulsive need to categorically document everything they do and everything that happens to them? ...
39 views

### Term for urban citizens tuning out their surroundings?

I cannot for the life of me remember the term for citizens in an urban environment filtering out stimuli when in public as a regular and unconscious part of their lives. For example commuters riding ...
824 views

### Why do “cool” colors, which are actually warmer, look cool, and vice versa?

Why do cool colors look cool that are in fact warmer, and why do warm colors look warm when they are actually cooler? Blue wavelength has higher energy than red, i.e, blue flame is hotter than red ...
155 views

### Is psychotherapy more effective when examining free association speech than writing?

Is there a difference between free association speaking vs free association writing? Is psychotherapy more effective when examining free association speech?
169 views

### What causes lack of energy? The relative importance of testosterone versus emotional, genetic, and environmental factors

Some people assume that males lack of energy because of low testosterone. I would think that lack of energy could be due to esteem levels, emotional abuse, low self-worth, and even genetics to some ...
298 views

### Does reading a book out loud make you better in social situations?

Suppose a person reads a book out loud for 1 hour straight. Would this "exercise" the parts of the brain involved in speech? Would this make the person a better communicator in social situations?
283 views

### Does every human brain have the same shape?

Apart from the general structure (6 layer cortex, same areas, etc.) does every brain have the exact same number and arrangement of sulci, gyri, etc? Do these elements have the same shape?
103 views

### Are there neurological conditions that can be worsened by B group vitamins?

I know that vitamins B6 and B12 are very important for the brain function, and both are involved in metabolism of homocysteine. Buildup of homocysteine has been associated with cognitive impairment. ...
186 views

### Why do our senses evoke different subjective experiences

I'm wondering why there are different subjective experiences when our sensor systems are technically the same neurons that just get excited by different stuff (photons, soundwaves, ...). So why does ...
1k views

### What factors influence a person's perceived expertise?

For example, some people believe they are excellent human lie detectors. But, research shows that the average person is only able to detect deception about 54% of the time. What techniques could be ...
1k views

### Scientific findings of strobe lights and the brain

While there is a lot of general discussion and articles on the web that strobe lights cause epileptic seizures - I am looking for more specific data. Perhaps scientific references, papers or articles ...
100 views

### How can pain sensations appear to originate within the person's skull?

I've read that humans have some sort of a kinesthetic model of their body and muscles. This internal representation of the body is used to control and coordinate locomotion. I don't remember if ...
337 views

### What is the correlation between feeling superior and well-being?

I have noticed in myself and others, when people perceive themselves as "better off" than the majority of others (e.g., smarter, better looking, higher social status, better brain function, more ...
3k views

### What is a “delayed match-to-sample task”?

This question talked about how a "delayed match-to-sample task" can be used to measure an animal's working memory. What is a delayed match-to-sample task and how can it be used to measure working ...
43 views

### Color and shape arriving together in visual system

I know that in the visual cortex there are separate visual pathways for both color and shape. Do these separate pathways imply that human beings become consciously aware of these features separately ...
49 views

### Can memory access be detected via fMRI?

Can the use of memory, in it's various forms (working memory, procedural, semantic), be detected and distinguished from one another via fMRI?
30 views

### How to get anatomical masks?

I recently read a paper called "An automated labeling system for subdividing the human cerebral cortex on MRI scans into gyral based regions". I want to use the ...
82 views

### Why did humans develop the “sense of humour”? [closed]

Speaking from the point of view of evolutionary psychology, is there any research that demonstrates why a 'sense of humor' may be a part of our mental mechanisms? Does research show that it is a way ...
64 views

### What is the relationship between dopamine and mathematical ability (if any)?

I am curious to know if there is any existing literature that suggests that an increase in dopamine lends itself to an increased interest in solving problems of a mathematical nature.
174 views

### Brain's differences in introverts vs. extroverts

I know that introverts have a higher sensitivity to dopamine, for example. Are there are other chemical and neuronal differences?
41 views

### Is there a way to have strangers tag my images?

I would have liked to know what thoughts people get from various images, so that I could trigger targeted thought patterns with images. An easy way to do this would be if I could find an online ...
187 views

### Is critical thinking associated with IQ?

I consider myself a person with reasonable intelligence. In my job, I require a lot of critical thinking. I am good at think laterally, but sometimes I feel I missed important critical evaluations of ...
45 views

### Does short-term memory decrease after working memory, or does it decrease before working memory?

I see contradicting claims. This book shows working memory peaking in 20s, short term memory peaking out later (not doing badly until one's 40s), but this paper shows STM peaking out earlier than ...
108 views

### Are there working computational frameworks for human behavior and personality?

I've been scanning through the web, looking for some ideas and theories about computational modules of human behavior and personality, but so far all I could find regards to procedural programs and ...
58 views

### Study showing how different ages of children learn about balancing objects

I'm trying to track down a source for an idea I saw in a documentary a while ago (sorry, no idea where!) It demonstrated how children learn differently at different ages, through showing them ...
114 views

### Are you more successful if you publicly commit to pursuing a difficult goal?

If you have an ambitious goal, does it help to publicly commit to that goal? For example, if someone is training for a long distance triathlon but doesn't know whether he/she will be able to pull it ...
50 views

### If sleeping is related to 'saving information' you've experience, is forgetting related to more energy?

So I was watching this youtube video (Only check 1:05 - 1:25) where it suggested we sleep because the brain needs rest to save/process all information we perceived throughout the day. I directly made ...
56 views

### Can fMRI and EEG signals be generated from NEF models?

The basic function of the NEF is to map the outside world onto neurons, using the firing rates of the neurons. It also supports various neuron models. Have these firing rates been used to create EEG ...
21 views

### What's the function of the clean-up memory in SPA?

When I read about cognitive models that use the Semantic Pointer Architecture (SPA), such as a model for general intelligence, I often see a component called the "clean-up memory"? What's the function ...
82 views

### What do you call the inability to see alternative solutions to a problem?

Once I "learned" for a condition in which you have a specific solution of a problem, but you are only thinking of it and do not realize there are other / probably more appropriate / solutions. ...
179 views

### Is fear of parasites an explanation for trypophobia?

Trypophobia is the alleged pathological fear of objects with irregular patterns of holes, such as beehives, ant hills and lotus seed heads. I find some sample pictures that relevant to ...
44 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 ...
98 views

### Can a person with multiple personality disorder have one of their personality based on a real person?

Can a person with multiple personality disorder have one of their personality based on a real person encountered during their lifetime? For example, in a family with multiple children, can one of the ...
130 views

### How can I dream things that are impossible?

I remember having dreams whose contents were physically impossible, to the point that when I thought about them afterwards, I couldn't reconcile them with reality in a meaningful way, although when I ...
60 views

### What was the quantified brain volume of Albert Einstein?

I have read articles stating that Albert Einstein had an average brain volume but couldn't find a specific measurement. I'm curious because the articles are all so ambiguous. He could have been on the ...