|
Home > News > Tags > brain
|
|
30
More: << previous 50 | next 50 >>
Few people are in any way like Napoleon and that happens because on average our conscious mind, based on working memory, can juggle with a maximum of 3 to 4 items at a time, informs the Proceedings of the National Academy of Sciences journal. Working memory is a temporary storage place for information, the data that ... |
30 April 2008
04:37 GMT |
 |
|
Why does money make one feel powerful? The answer to this question can be found in that profit and power have the same brain nucleus: the striatum, that is already associated with reward. These are the results of brain-scanning researches, published in the journal Neuron, for the first time looking for a connection m... |
29 April 2008
14:06 GMT |
|
|
It seems that a big brain does not mean only higher intelligence, but also a longer life, according to a new research published in the Journal of Human Evolution. The largest brain of a terrestrial animal is that of the elephant, weighing 10.5 pounds (4.78 kg). And the elephants are known to live up to 60 and more. S... |
22 April 2008
16:16 GMT |
|
|
Teens may become hooked on cocaine and, once rehabilitated, relapse more rapidly than adults because their developing brains are more sensitive to drug-related cues. At least in the case of rats, this holds true. A new study carried out at McLean Hospital, the largest psychiatric facility at Harvard Medical School, a... |
22 April 2008
05:24 GMT |
|
|
This drug is better known as an antidepressant. But Prozac has been found by a new study published in the journal Science to restore old brain cells to a more plastic youthful stage. "The work raises the distant prospect that it could be used to treat other conditions caused by malfunction of brain cells. One of them... |
21 April 2008
14:06 GMT |
|
|
1. The largest brain belongs to the sperm whale: 7 kg (17.5 pounds). The blue whale, the largest animal on the planet, being twice longer and thrice heavier, has a brain weighing 5 kg (12.5 pounds). 2. Human brain has an average weight of 2.7 pounds (1.2 kg), variations between 1.1 and 1.4 kg being considered normal.... |
21 April 2008
10:12 GMT |
|
|
There is a large array of recent researchers unveiling the differences between the male and female brain. A new research published in the journal Cell shows the opposite, that the two genders have a largely unisex brain. The researchers managed to trigger artificially the neurons controlling singing, a male only acti... |
19 April 2008
04:26 GMT |
|
|
We know that pork is not very healthy, but pig brain proves harmful in a very unexpected way. 18 pork plant workers in Minnesota, 5 in Indiana and 1 in Nebraska have been detected so far with a mysterious neurological disease got while removing brains from slaughtered pigs, as signaled at the American Academy of Neur... |
18 April 2008
14:06 GMT |
|
|
Bad news. Having a big belly seems to mean that you'll have an even bigger one. A new research published in the FASEB Journal and carried out by a team led by Dr. Kaiping Yang at the Lawson Health Research Institute affiliated with the University of Western Ontario shows that abdominal fat tissue synthesizes a h... |
17 April 2008
03:38 GMT |
|
|
You don't have to wait for the age of speech learning. A team led by Professor of Neuroscience April Benasich, at Infancy Studies Laboratory at Rutgers University in Newark, found just how the brains of 3-month old infants differentiate sounds signal language issues.The methods developed by this team can assess ... |
16 April 2008
04:32 GMT |
|
|
It's clear that exposing an unborn child to drugs, alcohol and tobacco affects its brain development. This is supported by too many researches. In these cases, mothers don't limit themselves to one substance, and other factors like poverty can affect brain development as well.A new research published in the... |
14 April 2008
03:48 GMT |
|
|
Beer or wine? A new Swedish research carried out at the Sahlgrenska Academy at University of Gothenburg and published in BJS bets on the wine. Started in 1968 and made on 1,458 women, the survey revealed this alcoholic beverage protects against dementia. At the beginning of the study, the subjects rated how much win... |
11 April 2008
05:01 GMT |
|
|
Marijuana is by far the most common illicit drug in the western world. However, pregnant women should be aware that this drug could affect severely the brain development of the children in their wombs. THC, the main active chemical of marijuana, enters into the fetal blood causing intrauterine growth retardation and ... |
9 April 2008
14:06 GMT |
|
|
Imagine a person having a stroke. How will the stroke affect that person's reading skills? Well, this depends on the mother tongue. For example, Chinese-speakers and English-speakers process reading differently, thus they appear to have reading impairments connected to different brain nuclei. A new research publ... |
9 April 2008
04:54 GMT |
|
|
This is the recipe used by most commercials: put a hot babe near the product, everything from cars to pencils, and the men will buy it. Is it that easy? Partially yes, as revealed by a new Stanford study published in the journal "NeuroReport." Men may react like this in case of positive stimuli, especially if they ar... |
4 April 2008
15:16 GMT |
|
|
Some people really have a problem with telling rapidly which is right and which is left (researches proved that women more than men), but your brain doesn't. Your left brain and right brain are quite different. The right brain hemisphere is linked mostly to emotional functions and music feeling, while the left h... |
4 April 2008
04:20 GMT |
|
|
Alcohol acts like a drug when alcoholism is installed. Alcohol withdrawal symptoms, like anxiety, represent a reality. A new research carried out at the University of Illinois at Chicago and the Jesse Brown VA Medical Center, and published in the "Journal of Neuroscience," has found the reason behind this: the gene e... |
3 April 2008
05:02 GMT |
|
|
Many terrestrial and aquatic species can hear lower and higher frequencies than those detected by humans (infrasound, respectively ultrasounds). Frequency is crucial in defining a sound. Now, an Israeli team sustained by UCLA researchers has showed for the first time, in a research published in the journal "Nature," ... |
2 April 2008
03:32 GMT |
|
|
This is a great mystery that has been finally solved: how do most anesthetics work. And it started with almost the only anesthetic our grandparents could name, the chloroform, which has been used for over 150 years. The discovery was made by accident by Leeds University Dr. Yahya Bahnasi."We take general anesthesia f... |
2 April 2008
02:41 GMT |
|
|
If men and women differ behaviorally, this has an anatomical base. More specifically: the brain of the man differs from that of the woman. The differences are slight, but the impact is great. This explains why men have higher ability to visualize objects in three dimensions or read maps, labyrinths and diagrams, but ... |
1 April 2008
15:51 GMT |
|
|
Humans have been preoccupied to store and process information for a very long time. It allows humans to use the experience of the past generations and that of the others. The memory of each person defines him/her. Losing memory is like losing past and future, living in a continual present. Brain researches show that... |
29 March 2008
07:48 GMT |
|
|
In the middle of a crowded party, you approach and manage to talk with your preferred "target", with all the thundering background noise. This has been a mystery: how can we ignore background noise to focus just on the voice of our interlocutor. It has been believed that the brain differentiates sound sources by ass... |
28 March 2008
06:34 GMT |
|
|
Overweight and obesity at middle age can cause more health problems than metabolic syndrome, the array of conditions like atherosclerosis, heart diseases, diabetes and high cholesterol, which in many cases lead to death. A new research published in the journal "Neurology" has connected the fact of having a large bell... |
27 March 2008
15:36 GMT |
|
|
The complex human speech is one of the most important traits that differentiate us from animals. It relies on our large brains, however it is not a question of size but of brain wiring, as showed by a new research published in "Nature Neuroscience." Since the 19th century, the Broca nucleus in the frontal cortex and ... |
27 March 2008
06:14 GMT |
|
|
Well, racking your brains does have its consequences. Stress is a big enemy of the brain, as showed by a new research published in the journal of Biological Psychiatry. Military combat implies the experience of an extreme stress, and many ex-soldiers involved in fights are diagnosed with post-traumatic stress disorde... |
20 March 2008
04:09 GMT |
|
|
They call you "old man" 'cause you cannot even remember where you left your keys or what you ate in the morning. The others may be right. The leading cause of senile dementia is Alzheimer's disease. A new research published in "2008 Alzheimer's Disease: Facts and Figures," and carried out by a team fro... |
19 March 2008
04:26 GMT |
|
|
The umbilical cord can make more than the belly button: it regenerates your brain. Human umbilical cord blood cells (UCBC) injected into old lab rats caused an improvement in the microenvironment of the hippocampus nucleus of the brain, accompanied by a rejuvenation of neural stem cells. The study carried out at the ... |
17 March 2008
05:14 GMT |
|
|
Let's face it: men come from Mars, women from Venus. Women hear from a conversation just words like shopping, money, jewel, gold, diamond, spending, and so on. Men hear just sex, football, boobs, a**, beer, chicks and so on. A new study published in "Neuropsychologia" comes with another element to the overwhelmi... |
14 March 2008
05:32 GMT |
|
|
I tell you, Chinese men are precious. They wont's leave you starving even when a kitchen is not nearby. "The power of mind" can have a very realistic meaning in the case of He Tieheng, a mystic Chinese who does not need to keep a cooking machine in the house. That's because the cooking machine is himself: ... |
13 March 2008
14:06 GMT |
|
|
Stop looking for the most powerful computer in the world, you've already found it long ago, but are just not aware of it. We might not have the greatest memory to help us, however when it comes to processing power, our own brain is the ultimate computational machine. No wonder that computer processor designers a... |
11 March 2008
10:30 GMT |
|
|
You can be fooled. But your hand surely cannot be. A new study published in the journal "Psychological Science" shows that our brain works with the images in two different pathways. The team led by psychologist Tzvi Ganel, at Ben-Gurion University of the Negev, tested the subjects with the "Ponzo" illusion, that make... |
11 March 2008
04:42 GMT |
|
|
One day, diseased brains may be cured. And I'm not referring to going to a shrink or taking pills. The sea cucumber skin has been the inspiration for a new material that may treat Parkinson's disease and other damages of the nervous tissue. This material could rapidly change from rigid to flexible and vice ... |
10 March 2008
06:17 GMT |
|
|
It is well known that MRI scanners can be currently used to probe inside the human brain, and other living beings for that matter, in order to determine the pattern of brain activity and correlate what will actions the respective being is performing at a given moment. However, scientists want more than the identifica... |
6 March 2008
08:46 GMT |
|
|
It is known that hormone-mimicking chemicals, dumped into the water, are the cause of a boom in cases of hermaphroditism in fish and frogs. But these chemicals contaminate the soil as well, and eventually this contamination will mostly affect the humans, as they are exposed to these substances.A new research made at ... |
28 February 2008
14:06 GMT |
|
|
Teenagers have this tendency to escape parental control. It may be a hormonal cause, but a new research published in the "Proceedings of the National Academy of Sciences" comes with a totally new factor: a different brain structure (more precisely a larger amygdala, the area connected to emotional responses).During p... |
28 February 2008
04:36 GMT |
|
|
Those cute traits of an infant's face, such as large head and forehead, big eyes and bulging cheeks, trigger instinctive parental and protective responses in us. This has been known for long, but a new research revealed the anatomic base of this behavior. The study led by Morten Kringelbach and Alan Stein from t... |
27 February 2008
04:40 GMT |
|
|
Proteins are everywhere in your body. They have two functions: functional and structural. Functional proteins are called enzymes; they modulate everything in your body, directly or indirectly, through synthesis of hormones, neurotransmitters and other chemicals. But proteins also build any tissue, from skin, bones an... |
25 February 2008
03:56 GMT |
|
|
There is a large array of studies focusing on how cocaine impacts the brain creating addiction. The main investigated mechanism has been the effect of cocaine on dopamine (the feel good or reward hormone) and dopamine transporters, proteins that reabsorb this neurotransmitter once it has sent its signal. Cocaine is k... |
25 February 2008
03:25 GMT |
|
|
The makers of "Men in Black" had poor imagination in making their aliens, compared to what real developmental defects can offer. This odd baby that looks like a character from the "Star Wars" was born in Charikot, the headquarters of Dolakha district, on March 29, 2006, and a large crew gathered to witness the event.... |
23 February 2008
05:57 GMT |
|
|
Have you ever wondered how whales sleep? Actually, just like us, but in short naps. This was showed by a new research led by Dr. Patrick Miller of the University of St. Andrews, who captured on video drifting behavior in sperm whales. Sperm whales in the wild turn off completely conscious activity for short 'cat... |
22 February 2008
08:42 GMT |
|
|
You can cram all night long for the damn exam, but that's all in vain if you skip sleeping. That have been proved by a large array of researches. But this German research signaled by New Scientists comes with really astonishing information: in fact, even only 6 minutes of nap can boost your memory performances. ... |
22 February 2008
06:39 GMT |
|
|
With so many differences between the brain of a woman and that of a man, no wonder they work differently. Studies are decoding little by little these cognitive differences. A new research published in the journal "Current Directions in Psychological Science" reveals how memory abilities vary between the sexes. The ... |
21 February 2008
06:10 GMT |
|
|
We know that the music you prefer tells a lot about you. A recent Dutch research has found that those amateurs of hit parade music, hip hop and R&B, appeared to be more polite and more extroverted, while rockers, on average, were more introverted, sloppier, but more open-minded to different experiences. Those who lov... |
20 February 2008
05:48 GMT |
|
|
Well, the development of your brain is not only influenced by genetics, diet and intellectual stimulation, but also by... your mother tongue! "Everyone has a brain stem, but it's tuned differently depending on what sounds are behaviorally relevant to a person, for example, the sounds of his or her mother tongue,... |
20 February 2008
04:35 GMT |
|
|
We already know, at least from the movies, that human witnesses are not always reliable. This new research made by a team at the UCL (University College London) and published in the journal "PLoS Computational Biology" has encountered a connection between what we expect to see and what our brain actually records, whe... |
20 February 2008
02:49 GMT |
|
|
Have you ever wondered how we can see a still image of the environment, while constantly shifting our gaze? A new research carried out at the University of Münster, Germany, and published in "PLoS Comput Biol" shows that this shift in attention induces a short compression of visual space. The team has found a model o... |
19 February 2008
04:48 GMT |
|
|
Tobacco smokers may tend to see their habit as not being very healthy, but they don't realize they use a drug. Is it a drug? When a team checked what happened in the brain while smoking or taking opiate drugs (poppy-derived ones, like morphine, heroin, dihydromorphine, hydromorphone, anmain, codeine, thebaine, a... |
18 February 2008
04:51 GMT |
|
|
If you swing the channel for a music one and look for just half an hour, it is impossible to think that not all the women on this planet have huge implant-filled boobs, big rounded buts and a bimbo face. And if you think that what music videos present is just for the sell, without any harmful effect to the mind of th... |
16 February 2008
06:46 GMT |
|
|
Men and women are clearly different species. And this is more than just physical: it goes in all inner organs, including the brain, explaining behavioral differences but also the opposite desires, sensitivities, preferences...The brain is masculinized from the womb by testosterone (its lack determines the feminizatio... |
16 February 2008
06:07 GMT |
|
|
Love is a physiological and physical phenomenon, as the architecture of your brain is altered forever by the love hormone, oxytocin. Oxytocin is released by the brain with every touch, hug, or during the bonding of a mother and her newborn baby, but also of a father and his child. Now, a team at the University of Cal... |
14 February 2008
14:06 GMT |
|
More: << previous 50 | next 50 >> |
|
|
