# All Questions

197 views

### What is it called to think without language? Are there studies around it?

I think there are two types of thinking: With and without language. For my entire life, in my opinion I have always thought without language. Some ppl say its impossible and that we think with ...
82 views

### Verifying this statement in a movie named Oculus

I just want to verify this statement if this is a fact. "When people can't process something horrible. The mind creates all kinds of protections to help them cope. Once that belief's taken root, ...
42 views

### What is the effect of income on an adolescent's reward response to monetary vs. social reward?

I am asking a question related to adolescents and their response to either monetary or social reward. What is the effect of income levels on monetary vs. social reward? Do higher income children ...
172 views

### Spiking Neural Network Simulation: Measuring and Classifying Bump Attractor States

I am currently working with Spiking Neural Networks and multi-(meta)-stable attractor states. What I observe in my simulations are 'bump' attractors that appear, disappear, and may wander around. ...
57 views

### How actively does your brain physically prune connections?

Is pruning defined as neural apoptosis or are connections (neural synapses) simply separated? At what rate, if known, does this occur in individuals (ages 18+)?
61 views

### Reduction of the hippocampus due to childhood neglect/abuse

A Scientific American article, "Childhood Stress Decreases Size of Brain Regions", by Christie Nicholson briefly mentions the implications of childhood neglect and abuse on brain structures. I was ...
157 views

### Why can't we use 100% of the brain in a certain moment?

I mean, I know it's a myth that we only use a 10% of the brain, the point is that we do not use more than a 10% in any moment, but by using different zones of it for various tasks we may use the 100%. ...
532 views

### Difference Between Schema and Mental Model

What are the differences between a schema and a mental model? Do they overlap, or is the mental model a subtype of the schema?
248 views

### How to better remember your dreams?

Often times, I wake up with an amazing, yet fleeting glimpse of a dream I had. I would like to recollect those events I had in my dream, and try to adopt ways to better remember those dreams. There ...
96 views

### Can repetitive sports-related head injuries make a person senile many years later?

Would repetitive football injuries to the cranium show up decades later, causing symptoms resembling mild retardation, OCD, etc.? What is the best way to determine this in terms of imaging, testing, ...
79 views

### Does a loser prefer the winner to subsequently lose or win?

Most major league sports have some form of tournament bracket where there are several rounds of elimination before a winner is determined. In most of them, the winning team is undefeated over the ...
25 views

### Could markers on cars indicating a common destination improve highway driving efficiency?

This question is a bit of a long shot for this site but it is psychology-related so I thought I'd give it a try. This is a little thought exercise. I was driving down the expressway toward downtown ...
204 views

### Why is it easier to fall asleep in the dark?

I'm curious if there is any neurological mechanism that explains why falling asleep is easier in the dark. I recognize that this isn't true universally -- a phobia of darkness might make it easier to ...
37 views

### Difference between real time and old information processing in the brain

Can we differentiate between the following two processes? Brain receives information via senses, such as eye, ear, nose, skin and tongue. That is, vision, hearing, smell, touch and taste. Brain ...
35 views

I am a researcher in computer science, and I am looking for some literature in the field of psychology related to the task of connecting information; something like a study or a theory relevant to ...
369 views

### How is an emotion different from a thought or a sensation?

I don't know any good definition of emotion. I don't know what they really are, subjectively. I don't understand what makes an experience an emotion, as opposed to a thought or a sensation. What is ...
69 views

### Do beavers make dams purely by instinct?

Do beavers use cognitive moves, learning, memory or skill acquisition in their life to build better? Or do they simply repeat instinctive gestures and end up with stereotyped architecture always?
373 views

### Where is knowledge of how the brain works stored?

If we are our brains, and our brains know how they work, this means that this information is stored somewhere in the brain, like the inferior temporal cortex is the part of the brain that recognizes ...
60 views

### What is the most common form of delusional misidentification?

The delusional misidentification syndrome (DMS) is a condition in which a patient consistently misidentifies persons, places, objects, or events. Broome (2004) affirms that: The most common form ...
54 views

### When should a percentage be written as a percentage and when should it be written x out of n?

People perceive numbers, percentages and values in different ways depending on what it is and how it is presented. I'm looking for research on when to communicate with an actual percentage and when ...
42 views

### Is there an experiment where participant tries to move object with brain-machine interface and object is moved by someone else?

Psychological experiment where subjects are first taught to move a object just by thinking about moving it (subject's brains are being read with a machine that moves the object). Then the object is ...
1k views

### What's the explanation of this optical illusion where many coloured arcs radiate from a central point?

I saw the image below on facebook. At first, I thought it's a GIF animation since it doesn't appear static but it turned out to be a static JPEG image and the apparent motion is caused by the brain. ...
78 views

### What is a good rough rule of thumb regarding required sample size for questionnaire studies?

I need to perform a questionnaire as part of my final project. What are the quick-and-dirty rules for knowing how many respondents I need to get meaningful results?
36 views

### What is the modern definition for problem solving?

Apart from Polya's definition of problem solving in 1981, "finding a way out of a difficulty, a way around an obstacle, attaining an aim that was not immediately attainable.", is there a better modern ...
161 views

### How many synapses in the average human brain?

Knowing there are 100,000,000,000 neurons in an average human brain, and 7,000 dendrites in each neuron, and neurons are connected to each other by dendrites and axon terminals, how many synapses are ...
39 views

### Research connecting reflection/introspection in computing and metacognition [closed]

I would like to know if the notion of reflection/introspection in computing has prompted research in other fields other than computer science, e.g cognitive sciences. In particular, I would love to ...
67 views

### How does the unconscious mind work and can we consciously have any control over its contents and functions? [closed]

I have read up that the unconscious mind has substantial influence over our decisions, reactions and behaviors. Can we have much influence on how it functions and can we use it to our benefit? Also, ...
84 views

### What evidence is there to suggest that delayed gratification is taught and learned and not genetic?

Every evening I spend considerable time and energy trying to get my kids to eat their dinner, holding off treats such as chips or dessert. My experience was that my parents did the same. I have ...
61 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 ...
63 views

### Effects of Social Networking websites on Humans?

What are the effects of social networking websites in the evolution of humans (behavioral, intellectual, etc.)? Have their been any studies (published research, articles) on positive or negative ...
75 views

### Are desires influenced by beliefs?

I refer it especially to what men and women look for in the partner. Of course, this is a generalized speech. There is a correlation between the model of beauty proposed to men and what men sees as ...
56 views

### “All lay loads on a willing horse”

Is there any research on an effect described in the proverb in the title, i.e. when people who work well are requested to work even more, while weak workers are usually left without attention?
164 views

### What's the neurological basis for “practice makes perfect”?

I was reading Marvin Minsky's The Society of Mind: This (practice makes perfect) is really is quite curious. You might expect, instead, that the more you learned, the slower you would get-from ...
344 views

### Why do dreams lose clarity quickly over time after we awaken?

Right after you wake up from a dream, you seem to be able to remember most if not all of the details. Then, over time, these details fade and often disappear. Is this a form of regression? Why is ...
270 views

### Study Effectively [closed]

I have 1day for the exam and there is much to study and Is there anyway to study Effectively.. This is not just for tommorrow this is for the entire life.. I'm feeling little low. Is there any ...
210 views

### Can a self-paced-reading & grammaticality judgment task be programmed in PsychPy or Open Sesame?

I want to know if it is possible to design an experiment on PsychoPy or Open Sesame in which the subject does a self-paced reading (with measuring the reading times for each word), and then after they'...
75 views

### Cognitive (neuro)science and related mailing lists

I am looking for cognitive neuroscience (and related) mailing lists. For some time I have been subscribed to Visionlist and found it to be a tremendous source of information about conferences, PhD and ...
56 views

### Why “fractional” anisotropy?

Why is Fractional Anisotropy (FA), a measure in diffusion tensor imaging, called "fractional"? I'd have thought "local", i.e. voxel-wise, would have been the correct way to qualify the anisotropy that ...
52 views

### Are there any programmes to identify modular “NeuroBricks”?

In synthetic biology, an organization called the BioBricks Foundation tries to identify modular biological components that are amenable to engineering design, and publishes them in the Registry of ...
623 views

### Is “Schizophrenic” considered to be a derogatory or offensive term?

In US English, "Schizoid" is considered a derogatory term, while "patient/person with Schizoid Personality Disorder" is the "politically correct" term (and more accurate). For this reason I wanted to ...
207 views

### How common are visual hallucinations in Schizophrenics?

The typical "Hollywood" representation of Schizophrenia involves vivid visual hallucinations. However, in practice, the dozen or so people with a diagnosis of Schizophrenia I have worked with have ...
30 views

### Where do spatial dimensions enter in single compartment neuronal models?

I am trying to understand how the length and diameter of a compartment are specified. For example, in the Hodgkin–Huxley model, we only have conductances specified in $\rm mS/cm^2$. How do you specify ...
40 views

### Is there a pictograms repository under an open-commercial license?

I'm looking for pictograms repositories for non-verbal people. I found two types: ones that I need to pay like PECS or SPC, and others that are free but they have a no-commercial license like ...
78 views

### Can a person control their brain's electrical activity?

In a brain-computer interface paper, I found the following paragraph: Effective assessment of BCI performance requires two levels of evaluation: the user and the system. The user must control the ...
52 views

### How do ligands bind to and release from receptors? [closed]

I'm wondering exactly how ligands bind to and release from receptors. Until recently I presumed ligands were attracted to receptors through electrostatic forces with no chemical interaction involved, ...
93 views

### What is a good general reference on cognitive science in military training?

I know that one of the application of cognitive science is military science. Unfortunately I haven't found a good source on how cognitive science could benefit military training. Is there any ...
207 views

### What to do when you have a speed-accuracy trade-off in your data?

Many studies report that a speed-accuracy trade-off (SATO) did not occur in the data since there is a positive correlation between RTs and error rates. In other words, people took longer to respond ...
71 views

### Does referring to each other by number in group meetings lead to better results?

I've learned that the pilots of the Red Arrows never refer to each other by name but by number in the briefing room in order to avoid conflict. Is there a name for this trick? Do any studies say this ...