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Brain
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Tragic Human Error Lead to Transplantation of HIV-positive Organs |
 ...Majno, confessed that there has been a tragic human error. Doctors mentioned that the woman, although being HIV-positive, didn't know she was infected with the virus and after her death, caused by a brain hemorrhage, her relatives were not against donating her organs to the people who were in need.
Majno also outlined that now there is a very high risk of virus infection for the recipients of HIV infected organs.
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No PowerPoint, please! |
 ..., again, the effects Microsoft PowerPoint has on viewers of presentations made with the help of this software.
The Australian scientists think that according to the "cognitive load theory" the human brain cannot receive and 'decode' visual and audio information at the same time for longer than a few seconds. Thus information consisting of diagrams and graphs accompanied by speech would be perceived easily; nevertheless p... |
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Beautiful flirty women choose machos for procreation |
 ...ogical instincts. Those who have lower self-esteem will not choose a masculine man even being at their most fertile period. This can mean that no matter how strong women's reproductive instincts are, brain is still the most important factor to find a partner.
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Men look at face, women look down there |
 ...xual acts first and men would pay their attention at faces.
Previous study, published in Hormones and Behavior magazine concluded that sexual stimuli outlines gender differences, particularly for brain activity of men and women. Presumably women who took hormonal pills were more often focused on genitals and those who took no pills paid their attention to the context of the picture. Although it is known that men would... |
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Compliments and Money Give the Same Satisfaction |
 ... People can be rewarded by compliment or by cash as the brain evaluates both the same.
Dr Norihiro Sadato of National Institute for Physiological Sciences in Okazaki, Japan said that different kinds of reward activate the same area in the brain called striatum.
The findings of the study prove that boosting one's reputation gives a person psychological reward.
During a study, 19 people took part in the experiment... |
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Worms and Humans Are One Family |
| ... a worm', it would not be that offensive. As a matter of fact, it is now a scientific fact, as results of a research of the European laboratory for molecular biology in Heidelberg show that the human brain and the entire human nervous system finds its roots in the most primitive creatures - such as worms and insects.
The human brain has always been a very attractive object for research for almost any area of science, b... |
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11 Sleepless Days - Not a Problem |
 ...eech problems, that at some point the words he wanted to say didn't sound the way they should have and that colors seemed to be very bright.
He mentioned, that the diet keeping him awake, helped the brain to remain functional and made it easier for him to switch from the tired part of the brain, to the fresh one. However, Mr. Wright confessed in the end that both parts of his brain were very tired, when the experiment en... |
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Inborn Empathy - In Other's Shoes Completely |
| ...on has a mix of sensations at a time, like seeing sounds or hearing colors. Such condition is found in one out of 23 people.
The recently studied mirror synesthesia was examined with the help of brain scans, registering an activation in certain areas of the brain and tactile response when participants saw the other person being touched.
Experts also performed a test, when the person with mirror synesthesia was tou... |
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Yawning Saves Your Brain From Overheating |
| ...rson yawning in the room, your instinctive response is to yawn too. However, it doesn't mean you are fighting with the urge to sleep. Scientists discovered that yawning is a process that protects our brain from overheating and serves as an alert signal to others.
Andrew C. Gallup and Gordon G. Gallup, Jr., researchers from University at Albany studied yawning in college students to find out the reason of yawning. They... |
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Next Generation Games to be Controlled by Your Emotions |
 ...s with software.
The interface is able to "read your mind", like detecting your facial expression or your mind actions. With the hep of space-age headset and software, computer can interpret your brainwaves transforming them into actions in a game.
Nam Do, co-founder and CEO of Emotiv Systems, said that this innovation is a breakthrough that will take human-computer interaction to a considerably higher level, makin... |
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What Keeps Us from Making the Same Mistake All Over Again |
| ...Scientists found that your brain immediately alerts you of avoiding the same mistake thus making you learn faster from incorrect actions.
Researchers from the University of Exeter found that when we make a mistake our brain reacts in just 0,1 seconds in the same situation preventing us from the wrong action again. Earlier several studies proved that we learn better from our mistakes than from the right predictions. It... |
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Bad Memories Can Be Suppressed If Only You Really Want It |
| ...s or car incident. While the pictures were shown, the participants were given a task either to keep in mind the image with the face expressing one of the emotions or not. During the learning process, brain scans of the volunteers showed that two regions of prefrontal cortex were working to block brain areas that are responsible for visual memorizing, memory encoding and emotional response.
Scientists say that these f... |
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The Less Online Content - The Better, Study Says |
| ... we process visual information we use our mental resources to remember the picture and when a person spends too many efforts on getting the picture, he or she is unlikely to remember the picture. The brain gets overloaded if there is too much information for processing.
The findings are useful for those who deal with online content, including news portals, online advertising companies and search engines.
The researc... |
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Scientists Discover New Facts about 'Placebo Effect' |
 ...New study conducted by scientists helped them discover a brain region responsible for the placebo effect when a person strongly believes in the effectiveness of the received treatment, thus boosting its effect. Even if a patient is given a sugar pill instead of real drug, his belief in the therapeutic effect actually makes him feel better.
The University of Michigan researchers studied the nucleus accubens (NAC), a re... |
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