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petrified human brain
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Worms and Humans Are One Family |
 ... human brain is in a continuous process of evolution and people in the 21st century are more developed than their ancestors. Two years ago paleontologists made a sensational discovery: they dug out a petrified brain. And here we are today with the molecular biologists saying that we are direct relatives with worms and insects - how encouraging!
German biologists have run a series of tests with prehistoric sea-worms (Pl... |
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Tragic Human Error Lead to Transplantation of HIV-positive Organs |
 ...er a laboratory biologist mistakenly wrote on a woman's medical records that she tested negative for the virus.
The chief of Careggi hospital, Edoardo 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... |
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No PowerPoint, please! |
 ...tudied, 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; neverthe... |
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Men look at face, women look down there |
| ...xual stimuli. As amygdalia is known to deal with our emotions, there can be a link between this part of the brain and men's reaction to faces.
Science has taught us a lot about the ins-and-outs of human behavior and sex education. If you had home schooling or spent all your university years in the library, you didn't get the college education you could have. There's more to college than memorizing dates and formulas.... |
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Compliments and Money Give the Same Satisfaction |
 ...xplain some peculiarities of social behavior like altruism and proves that social reward is essential for people. As researchers explain it is all about the need to belong which is very important for humans.
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Scientists to Adjust The Human Brain's Clock For Easier Adaptation to the 24.65 Hour Day On Mars |
| ...able to work properly longer than the usual 24 hour light/dark cycle.
The research was performed for NASA’s National Space Biomedical Research Institute. The results of the research showed that a human can be prepared for a year-and-a-half visit to Mars. It is worth mentioning that one Martian day lasts 24.65 hours. Not being able to reset the internal clock, in order to carry through the longer day, a person would fe... |
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11 Sleepless Days - Not a Problem |
 ... end that both parts of his brain were very tired, when the experiment ended.
The entire event was planned by the 42 year old Cornish to research how much sleep is required by different parts of the human brain.
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Next Generation Games to be Controlled by Your Emotions |
 ...em into game moves.
Computer interface experts are the first to change the way computer and people interact. The founders of Emotiv Systems claim they designed innovative interface that interprets human thoughts, expressions and sub-conscious emotions to convert them to manipulations with software.
The interface is able to "read your mind", like detecting your facial expression or your mind actions. With the hep of... |
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What Keeps Us from Making the Same Mistake All Over Again |
| ...onsible for detecting visual objects of the brain, responded in 0,1 seconds when the image of the previously mistaken guess was presented to the participants.
The discovered mechanism is vital to humans who face a huge variety of situations to make right decisions faster. Once the brain detects the situation that was learned as being a mistake, the signal is immediately sent to prevent the same mistake again.
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Scientists Found a Way to Store and Erase Memories Long After Their Formation |
 ...The Head of the Weizmann Institute's Neurobiology Department, Prof. Yadin Dudai, together with his co-workers tried to answer questions related to human's brain, and namely what really happens inside our brain when we try to remember something and are our memories recorded in a stable physical change, like writing a permanent inscription on a clay tablet.
Scientists found that the process, during which a person stores... |
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The Main Genetic Difference between Humans and Chimpanzees Revealed |
 ...In spite of the fact that humans and chimpanzees have almost 99 percent of genes identical, their difference is so great that it lead scientists to question where is the core of the matter.
The study conducted at the University of Toronto Centre for Cellular and Biomolecular Research compared brain and heart tissue of humans and chimpanzees to uncover the difference. Scientists found that the essence of these differen... |
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Computer the Size of a Molecule Imitates Brain Work |
 ... Scientists created a device that is not larger than a few molecules and that is claimed to mimic how the most complicated computer – human brain works.
The computer can perform 16 times more operations than a common computer transistor. Researchers expect the device to complete even 1,000 times more operations.
The tiny computer is made of a duroquinone, a molecule looking like a hexagonal plate with four cone... |
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Psychiatrists to Officially Recognize Internet Addiction as Brain Illness |
 ... official psychiatric dictionary of mental illnesses. The book's next edition is to be released in 2012.
Some people still ask about the border that divides Internet addition and a normal stage of human's mind. People wonder where a normal state of mind turns into a pathological one.
The journal entitled Advances in Psychiatric Treatment, issued in 2007, states the ideas of British psychiatrists, who say that a "sig... |
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Device to Predict Your Mistakes To be Developed Soon |
 ... a person is going to make a mistake, monitoring the brain activity.
The study conducted by Dr Tom Eichele of Norway's University of Bergen and his colleagues in UK, Germany and the US showed that human errors are not the result of momentary changes in brain activity and concentration. It is more likely to be a signal from the brain that tells that little break from monotonous work is necessary.
As a person perform... |
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Our Brain Enjoys More When Music is Played Live by a Musician rather than a Computer |
 ...dy played by a professional pianist.
Dr. Stefan Koelsch, a senior research fellow in psychology, was the one to lead the research, being supported by his colleagues at the Max Planck Institute for Human Cognitive and Brain Sciences, located in Leipzig. The scientists played a number of extracts from classical piano sonatas to 20 people, who were not professional musicians, and made records of the brain responses, as we... |
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