# All Questions

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### What biological processes occur when you love someone romantically? [closed]

How can romantic love be described by scientists?
129 views

### Why neural architecture is not hardwired for N-dimensional vision but hardwired for abstract math?

In The Theoretical Minimum, in lecture 1, Leonard Susskind says that you can only visualize 3 dimentional images. (see yourself). Therefore, he says, in order to deal with N dimensions, you need to ...
129 views

### Can general intelligence be understood as pattern analysis?

I have been thinking for a while about general intelligence (i.e.,not specific abilities used for particular tasks such as chess). I think that the essence of general intelligence is pattern analysis. ...
90 views

### Does psychology have a name for the “click” experienced in mathematics?

To understand what I mean, for three days I stared at a formula that looked Greek. Its semantics of relationship was unknown. The mathematics was just one long blur without logic and making no sense. ...
35 views

### Source for turning cone cell opponent process diagram into equations

There is a diagram on wikipedia that is part of the article on the opponent process. I assume practical equations have been developed, at least reasonable approximations, but they appear to be missing ...
444 views

### Just because masturbation doesn't interfere with everyday life, why aren't higher rates considered an addiction?

The common theme in most studies/articles about masturbation is that as long as the act does not interfere with everyday life, it's not considered a problem. However, just because it doesn't ...
50 views

### Where to find historical dream activity data?

Is it just me, or are we dreaming less? Maybe it's the computer screens in our face all day. Maybe that's just what happens when we get older. I'm wondering if there's a resource of some kind to ...
20 views

### Can abstract object representations be associated with a wider range of sounds in comparison to everyday object representations?

I'm looking for some peer reviewed evidence that abstract visuals can be associated with a wide range of sounds when compared to more recognisable visual representations pertaining to everyday ...
73 views

### Is there a correlation between online and offline vandalism?

I did some searching but I was not able to find anything substantial on this topic either for or against. I am mainly trying to figure out whether online trolling is a way of redirecting otherwise ...
130 views

### Where can I find a longitudinal study with a binary response?

I've spent the last couple of months trying to find real data (not simulated) of a longitudinal study, but I can't seem to find one. Any topic and time frame is fine, but the dependent variable must ...
90 views

### Does personality imply an inclination to be an expert in one field or average in “all” fields?

The question of whether it is better to be an expert in one domain or average in many is too vague. However, instead, I'd like to focus on the following: Are individuals born to prefer being an ...
67 views

### How can I prime aversion to conflict?

I'm looking for a way to prime subjects in an experiment to dislike exposure to conflict (arguments, anger between people, incivility, etc.). Does anyone know of a good method for this?
291 views

### What is the difference between drug withdrawal and sleep deprivation effects?

Personal sleep-deprivation study: Recently, I posed a question that I'm sure many people find tough already: "Do I really need to sleep?", and so I tested myself, I spent two days without sleeping. ...
211 views

### Can we be conscious of our dreams?

During the day time, we are conscious of our surroundings and the brain does its work. During sleep, we are not conscious. We have dreams. But the brain continues to function. After we awake ...
81 views

### Is there a function between loss of memory and time?

I have 2 related questions with regards to memory capabilities and time: "Is there a function (e.g. $e^{-\Delta Time}$) with regards to memory loss?" Everyone is bound to forget over time. Is there ...
112 views

### Problem solving capability as a “function” of room temperature

I'm wondering, whether there is a correlation between environmental factors like temperature and the ability to solve problems (say math exercises). Although I am sure this has been studied, maybe ...
197 views

### Relationship between cognitive load and self-indulgent behavior in simple task completion

Background A subject in an office-building setting is asked to memorize a list of numbers and to write them down on a whiteboard in another room on the opposite side of the building. The subject ...
129 views

### Have there been any studies which report a positive correlation between eating certain foods and reported sleep disturbances?

This Skeptics question touched on the subject, but I'm more focused on studies that have been conducted under highly controlled circumstances, like a university sleep lab. We've all heard these old ...
96 views

### What is it about the nature of slow-wave sleep that makes it difficult to awaken the sleeper?

In humans, delta wave sleep ("slow wave" sleep, stages III and IV by AASM criteria) is more common in children and becomes only a small percentage of total sleep time in adults. Cortical EEG waves ...
147 views

### Does a person's brain still contain a record of daily events?

Does a person's brain have a record of every event that happened during a person's lifetime? Is it possible to recall any of those events and is it possible to recall those events in detail? For ...
192 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?
2k views

### What is the effect of scolding kids

Is there any harmful effect of scolding kids. Also does that affect more to kids who are 1 year old or to those who are much older like 5 years and so. By the term scolding I mean: Shouting, ...
300 views

### How would synapses behave if resting potential was zero?

Assuming that the resting potential is zero and the other mechanisms were exactly the same, how would it affect the generation of spikes in terms of excitatory and inhibitory postsynaptic ...
935 views

### What makes someone attractive psychologically?

What makes a person particularly attractive to another person, specifically the opposite sex? Why would the brain evolve this trait to target specific genes (that make someone look pretty), and ...
89 views

### Eye movement tendencies for shades, sizes, shapes, and colours

I was asked this question yesterday Which of the following statements regarding research principles in visual attention is TRUE? The eyes tend to move from: a. Light to dark (shade) b. Large to ...
154 views

### Do we need a pre-test to compare the effectiveness of two treatments?

Assume, I want to evaluate how effective two teachers are in teaching English to German children. Both teachers have been teaching at the same high school for twenty years, and both use a distinctly ...
65 views

### How many samples are there when test subjects come through different recruitment strategies?

Let's assume I want to conduct a survey. To find test subjects, I post an ad in a local newspaper, one on a locally relevant website, distribute flyers in front of the train station, and have managed ...
1k views

### How to create a course that will give you synesthesia?

I'm thinking of creating a Memrise course that will include numbers and letters with corresponding colors, personality and sounds with aim of trying to develop some synesthesia in myself and anyone ...
155 views

### Are there useful applications for three channel consumer EEG?

I stumbled upon the consumer EEG Melon (at Kickstarter). It has three electrodes and is advertised as measuring how "focused" you are. In the FAQ it says: The Melon headband has three electrodes. ...
133 views

### What is the null hypothesis, when there is no research hypothesis?

(a) Apples grow to different sizes, from small to average and large. Farmers want large apples. (b) There is this rare bug, the apple bark bug, which lives in the bark of apple trees. Due to its ...
124 views

### What is the mechanism behind unihemispheric sleep in animals?

It is known that dolphins have the ability to sleep with only one half of their brain at a time. According to this popular science source: Dolphins sleep by resting one half of their brain at a ...
3k views

### Is there an accurate online IQ test for measuring 160+ IQs?

Is there some (preferably free) online and accurate IQ test? One which does not give me an genius IQ and then tries to sell me a diploma. I need one which measures upto 160 sd15 (or higher). Such a ...
122 views

### Do animals that sleep during the day have a different sleep architecture than those who sleep at night?

A typical hypnogram, delineating the sleep architecture for a (human) mammal looks like A distinct distribution of non-REM and REM sleep can be observed. Is this pattern of sleep cycles ...
10k views

### How are Raven's Matrices scores converted into age adjusted IQ?

There are IQ tests based only on Raven's matrices. I wonder how a raw score on such a test "scaled" to an IQ result. As we all know, IQ results depend on the age of individual tested. So I was ...
68 views

### Prevalence of mental health problems in medical professionals caused by exposure to death?

Some medical professionals work in areas where they are exposed to death often (say, E.R, O.R, Cancer Treatment, etc.), specifically in an area where they bond with the patient and the patients' ...
720 views

### How well can a human-generated “random number” be predicted?

For example, if i ask an individual to write a 20-number-long sequence of random numbers from 0 to 10. How well can I predict the 20th number from the initial 19? More generally, How well can ...
84 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. ...
200 views

### How can schemas be applied to website design? [closed]

If a "schema is a cognitive framework or concept that helps organize and interpret information. Schemas can be useful because they allow us to take shortcuts in interpreting the vast amount of ...
228 views

### Name of the bias where someone really needs something after they find out it exists

I'm looking for the name of the cognitive bias that is expressed in the following story. A fellow coworker was instrumental in getting a 75 gallon fish tank installed in the lobby of the company that ...
85 views

### Psychometric scale with items in sets where responses imply a rank order of items

My question is related to psychometry. One survey is measured in this way: ...
333 views

### How much can users hold in their short term memory

I recently undertook a questionnaire and was asked a question about short term memory. One that I just can't find an answer to at all as it seems to be so contradictory. This got me curious. How ...
87 views

### How are activities involving toy blocks linked the development of intelligence in children?

I'm looking for a peer reviewed article that links the development of intelligence to any form of block building activities. For example a child playing with wooden blocks can improve their ...
156 views

The human brain adapts to a constant stimulus of our neural system. For instance, if we ride a train and look out of the window for a long time and the train stops, we have the feeling of slowly ...
155 views

### Do eyes accommodate to color?

I've heard that our eyes accommodate between colors too far from each other in the visible spectrum. I imagine it's not a true focal point accommodation, but rather linked with how brain processes the ...
71 views

### Do different meta-cognitive measurements depend on the same mechanism?

There are different meta-cognitive judgments: feeling of knowing, ratings of warmth, confidence, judgments of learning, tip-of-the-tongue or not, insight or not, etc. Are these judgments based on ...
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### Why different responses to target and distractor in three-stimulus oddball procedure?

In the three-stimulus oddball procedure, there is an infrequent target in a background of frequently occurring standard stimuli and infrequently occurring distracter stimuli. My question is, since the ...
213 views

### Are older people more likely to be politically conservative and why?

J.Campbell suggest that the difference between age groups on being politically conservative is small. But F.Glamsers article concludes: there was a significant positive correlation between age ...
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### What correlation is there between breath control and personal self confidence?

In yoga, the instructor mentioned that controlled deep breathing can increase self-confidence. (Next time, I will ask him why he believes that but I doubt he has any references...) Furthermore, ...