6
votes
2answers
145 views

What is the sleep study that showed that a percentage of humans have a biological clock that is ~28 hours or greater?

There was an article published some years ago about a sleep study (I think from Germany) that showed about 10-20% of people (European's I think) are genetically predisposed to function on a 30-hour* ...
5
votes
1answer
232 views

Is there a lot of redundancy in written and spoken language?

I read years ago in a pop science book that written and spoken language can be shown to have a high level of redundancy. The speculation was that this served to allow error correction because language ...
7
votes
2answers
468 views

Are ambidextrous people better at multitasking?

I'm strongly 'one-handed' in that I can barely even write with my left hand. My wife is fairly ambidextrous, in that she's by default left-handed, but can also write with her right hand. I've ...
4
votes
1answer
87 views

Does the Hodgkin-Huxley Model take into account the action of the ion pumps (e.g., Na-K-ATPase)?

After the firing of a neuron, the sodium and potassium concentration differences vanish. It requires some time for cell to actively transport the ions in and out to re-establish the balance. Does ...
6
votes
1answer
134 views

How people choose at random

This question is inspired by one asked at MathOverflow. (These questions at Cognitive Sciences and at Cross Validated might also be relevant.) Are there any studies on what choices humans ...
2
votes
0answers
52 views

How to optimize bi-tasking?

Based on an article on brain laterization, it's said that a lateralized brain can do two tasks simultaneously. Lateralized chicks could pick food out of the pebbles with one eye and one half of ...
5
votes
2answers
207 views

Minimum duration for presenting a visual stimulus on screen

My experiment involves presenting simple visual stimuli briefly on screen (200 ms to 1000 ms). The stimuli would be simple enough (e.g. a circle and a line) but I want to use a range of durations to ...
3
votes
1answer
98 views

What is the definition of pathology?

While trying to get more information for my previous question, I found several different definitions for the terms "pathology" and "pathological." While under normal circumstances I'd be inclined to ...
5
votes
1answer
168 views

Desire to climb from evolutionary perspective?

When I go near a hill or dune, I feel desire to climb there and have a wider look on the surroundings. I know a lot of people who love mountains and want to climb higher and higher, but never have ...
3
votes
0answers
43 views

Is there any study that models the interaction among assertive, passive, aggressive and passive-aggressive people?

Reading up on assertiveness recently, I wondered whether there's any study that attempts to model how passive, aggressive, assertive and passive-aggressive people interact with one another.
4
votes
1answer
226 views

Are there statistics about how many assertive people there are in the world?

Based on my own experience, assertiveness is a rather rare commodity to be found among people, which in my opinion causes most of the troubles this world has. Are there any statistics that attempt to ...
9
votes
1answer
398 views

What is the effect of imagining doing an exercise on muscle growth?

I recently read a study by Yue, G et al. (1992) which I found incredibly interesting. I have no background in physiology and I was hoping that someone who does can clear things up. If I understood it ...
1
vote
2answers
99 views

Categorization studies with a procedure similar to Shepard et al (1961) and Medin & Schaffer (1978)

I am looking for performance results from categorization studies with discrete stimulus features and reinforcement feedback. I need something like this: ...
2
votes
1answer
242 views

What's the Frequency of the ringing in my ear?

I have ringing in my ears that has become constant over time. Most of the time I just ignore it, to tell you the truth I can't even remember when it started. Lately I'm curious what the frequency of ...
4
votes
2answers
494 views

Is the Raspberry Pi capable of operating as a stimulus presentation system for experiments?

I'm outfitting a small behavioural lab with a fiscal-austerity-induced budget. I'm considering trying out a Raspberry pi for individual participant systems. My tentative plan is to run linux and code ...
5
votes
1answer
913 views

Effect of Physical Exercise on Intelligence/IQ

I am interested in empirical research relevant to answering the following questions: What is the effect of physical exercise on IQ/intelligence? Does any such effect vary by type of exercise? e.g. ...
8
votes
2answers
444 views

What part of the brain locks up when a man is in the presence of an extremely attractive female?

This question is specifically about the male brain and its lack of cognition in the presence of a highly attractive female. This is in contrast to regaining cognitive ability in the presence of an ...
4
votes
0answers
96 views

Definition of Affective Cueing

In contrast to Affective Priming, what is Affective Cueing? I'm not sure how to differentiate between the two. I found a good review on affective priming in Karl Christoph Klauer (1997) in the ...
12
votes
2answers
279 views

What causes short-term dysphoria following intense pleasure?

I'm interested in the phenomenon of short term Dysphoria: Dysphoria is a state of feeling unwell or unhappy; a feeling of emotional and mental discomfort as a symptom of discontentment, ...
5
votes
1answer
76 views

How can the aversion response be explained neurologically?

If Dopamine and Dopamine D2 receptor is involved in craving, wanting and clinging towards something or incentive salience Dopamine is closely associated with reward-seeking behaviors, such as ...
5
votes
1answer
85 views

Quantify degree to which non-diagnostic features bias category-present response

I need a measure of the degree to which each of several features biases participants to respond "yes" in a category present / absent task for each of several categories. I have stimuli defined along ...
5
votes
0answers
87 views

How to teach parents to apply early childhood interventions to improve cognitive outcomes in children?

I've watched the "My Brilliant Brain: Born Genius" documentary where they refer to the Abecedarian Project, in that investigation, a group of children that were exposed to early childhood education ...
4
votes
1answer
259 views

What happens in your brain when a concept “clicks”?

What happens in your mind when the "lightbulb goes off", or a concept "clicks" for you? Why is there such a threshold for human understanding? Existing searches: I've searched a good amount for it. ...
10
votes
3answers
135 views

Images on personal computers - Which aspect of size to keep constant?

For various reasons we're doing a reaction time study involving images that runs on unstandardized equipment: patients' personal computers (unless they don't meet certain requirements). It's not about ...
2
votes
3answers
249 views

Why do drivers not slow down when they see signs indicating road work?

I found the following anecdote on Quora Many years ago, I worked for a gas & electric power company, and had been a member of a crew installing a road-side gas main. Despite the signs, ...
6
votes
1answer
151 views

Is there any science behind movie/commercial camera angle changes?

Most of the regular waking cognition experiences a continuous visual field. One object of focus flows into another. Objects out of focus are pushed to the periphery. A person may move one's view ...
2
votes
0answers
93 views

Evidence that qualia are not the same as physical processes?

With regards to the answer posted by @sandygautman in the question Do feelings have a purpose: Let me first state that I don't have a problem with either the question nor the answer; I'm only looking ...
5
votes
0answers
74 views

Do widespread brain toxins explain violence rates?

Saw this: http://www.motherjones.com/environment/2013/01/lead-crime-link-gasoline Lead emissions from tailpipes rose steadily from the early '40s through the early '70s, nearly quadrupling over ...
2
votes
1answer
59 views

Are there already models for planning and goal-directed behaviour?

I'm interested in planning and how one is able to take action and plan ahead at the same time. I could imagine one could make observations and project these into the future using past experiences. The ...
2
votes
1answer
67 views

Is the energy of an action potential divided among multiple axon terminals?

My understanding is that the bulk of an axon is myelinated, greatly adding to the efficiency of transmitting action potentials. However, the axon terminals are not myelinated. I'm wondering if the ...
12
votes
1answer
309 views

What effect do random visitors have on children in orphanages and people in old age homes?

Leading a volunteering team, I've been to an orphanage where the sister (who did a psychology course) running the orphanage was strict that volunteers should spend a minimum of 3 months teaching the ...
5
votes
1answer
75 views

Structural descriptions of neuronal networks are important for understanding brain dysfunctions; which dysfunctions, in particular?

In a recent paper, we find this quote: The brain contains vast numbers of interconnected neurons that constitute anatomical and functional networks. Structural descriptions of neuronal network ...
7
votes
2answers
260 views

Best practice to handle double negatives when using the expectancy-value model?

My question is regarding the multiplicative combination rule in the Expectancy-value model developed by Fishbein and Ajzen, and the issues regarding the expectancy value-muddle, or the case of "double ...
2
votes
1answer
519 views

Are there any reliable self-tests for autism spectrum disorder?

Are there any reliable tests, on-line or available for download, for auto-diagnosis for autism spectrum disorder (including Asperger syndrome)? I've found that test: ...
2
votes
1answer
69 views

Any research on right-hand/left-hand based preferences when interacting with an interface?

My original question is "Left or right placement of interactive elements on a web page", but only now did I find a place where I think I can find the right people to understand it. The gist is: is ...
1
vote
0answers
86 views

In what ways can someone increase their brain function while reading [closed]

On Facebook, someone posed the following question: In what ways can someone increase brain function while reading? I like to read but have problems retaining information. Sometimes I get a ...
17
votes
2answers
331 views

How rare is synesthesia?

I visited a neuropsychologist recently who told me I have Synesthesia. I never really knew what it was, but it's fascinating and I can't believe it isn't the norm among people. For me, certain numbers ...
5
votes
1answer
393 views

What positive writing exercises improve happiness?

Writing seems like a perfect medium for expressing ones problems but can it also be used to improve happiness somehow? Maybe through some sort of creative writing exercises that focus on positive ...
4
votes
1answer
191 views

How are qualia localized in consciousness?

I understand that evolution incorporated arbitrary qualia into the default network to inform consciousness (the largest cranial global processing information subnetwork) about properties and qualities ...
3
votes
1answer
138 views

Do feelings have a purpose?

A car has dashboard lights, like "check engine" to indicate malfunctions, etc. Do human feelings have some similar, meaningful function (x produces feeling y), or are feelings just random glitches of ...
3
votes
3answers
546 views

Improving Speed of Thinking

What are some ways one can improve his/her speed of thinking and reasoning ? I am looking for some easy to follow strategies that can be systematically applied. (I am presuming it can be learnt/ ...
14
votes
1answer
4k views

Does anxiety produce adrenaline or does adrenaline make the person anxious?

Its obvious that both are related(adrenaline and anxiety) but which causes which? What (I think) I know: Anxiety accelerates the hearth rhythm due to the feeling of fear. It makes the body believe ...
7
votes
1answer
329 views

What is the scientific term for unexpected, spontaneous dream recall?

I'm interested if there's a term for spontaneous dream recall. I will try to define the phenomenon I'm talking about. Over 10 years ago, I started to notice that I can spontaneously recall dreams, ...
6
votes
1answer
2k views

What's the difference between projecting and mirroring?

In Psychology 101, I learned about Projecting and Mirroring... I know one is where an individual sees his own problems in other people... I always forget the other concept and/or confuse the two. ...
7
votes
2answers
247 views

Will Our Brain Speed Reduce As Our Memory “Mail Boxes” Fill Up?

I recently stumbled accross the article "When the Brain's Mailbox Is Full", which can be found here: http://www.nytimes.com/1999/07/27/health/when-the-brain-s-mailbox-is-full.html. The article ...
2
votes
1answer
865 views

What is the scientific support for Einstein's claim about the negative effects of reading too much?

Einstein once said: Reading, after a certain age, diverts the mind too much from its creative pursuits. Any man who reads too much and uses his own brain too little falls into lazy habits of ...
7
votes
1answer
75 views

How does one study the effect of a dietary supplement on cognition?

I've really enjoyed this talk by Molly Crockett: Beware neuro-bunk. The speaker outlines the limitations of modern neuroscience when accessing the effectiveness of dietary supplements intended to ...
8
votes
1answer
188 views

Is there a “foreplay” equivalent, priming activity for thinking or conversation?

I've noticed the following phenomenon and am trying to find out if it is indeed true and if there is a scientific term for it: When I think about ideas, I notice that I can rarely jump straight into ...
5
votes
1answer
88 views

Validity of regression therapy and degree of acceptance of the subject within the psychology community

I had a debate with my friend on regression therapy as he feels it is an accepted method to discover a person's past life & his memories. I find it completely unacceptable to my sense. What ...
9
votes
1answer
210 views

What is the support for a global personality factor?

The Big 5 is a popular framework for describing major factors of individual differences in personality. More recently, I've been hearing people talking about the utility of conceptualising personality ...

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