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lunes, 23 de mayo de 2011

Internet makes you smarter

Internet makes you smarter

know internet pc




The "network of networks" not only helps you find all sorts of information instantly, know everything that happens in the world, work and shop at a distance, interact with many people and have fun in a thousand and one ways. It also provides a good workout for your brain and helps keep your mind in shape.

Web searches seem to strengthen the brains of elderly and middle-aged adults as they age, preventing their activity slows down, according to a study by the University of California, Los Angeles, USA. UU., Led by researcher Gary Small.

Scientists have discovered that the elderly and middle-aged adults who surf the Internet and seeking information on the Web, are activated leading centers of her brain.
a wealth of alternatives offered by the Internet requires that people use more brain regions where "surfing" on the computer. (© Reuters / María Jesús Ribas)

According to researcher Gary Small, the lead author, "Internet-searching through search engines like Google or the like and the many links or links that appear on the pages visited and lead to other-is a complicated brain activity "can be very beneficial.

The research involved 24 volunteers with normal neurologic function between 55 and 76, and similar situations regarding issues such as age, educational level and gender, which divided into two groups. Half of the participants had already experimented with online searches and the other half had no experience in this matter.

The participants made "web search" and book reading tasks while undergoing scans were taking functional magnetic resonance imaging (fMRI).
Web searches seem to strengthen the brains of elderly and middle-aged adults as they age. (© Reuters / María Jesús Ribas)

This type of scanners record the subtle changes in brain circuitry during the activities a person can follow the intensity of cell responses in the brain by measuring the level of cerebral blood flow during cognitive tasks.


All those who participated in the study showed significant brain activity during reading, demonstrating the use of the regions controlling language, reading, memory and visual abilities, which are located in the temporal, parietal, occipital and other regions the brain.

But Internet searches revealed a significant difference between groups. All participants demonstrated the same brain activity during book reading tasks, but those with Web experience also showed activity in the frontal, temporal and cingulate brain which control decision-making and complex reasoning.

"Our most striking finding was that Internet searching appears to engage a greater extent of neural circuitry that is not activated during reading, but only in those with previous Internet experience," said Small.

Source:
http://latino.msn.com/noticias/articles/articlepage.aspx?cp-documentid=20171429

book culture know informatica Computer anecdotes top blog

book culture know informatica Computer anecdotes top blog




While changing the habit of reading from paper to screen, the printed book will remain the cheapest luxury item that anyone can buy on the market. When that happens what is already announced, people read more on the screen of an electronic gadget with the sight and hands placed on the paper-not the book will be gone, but one of the supports is disclosed.

While luxury is "everything that is beyond the means of someone to get it" and "abundance of unnecessary things", many people keep saying that, so expensive, the book is a luxury. " It is not true. If you know which book to choose between the mountains of books from libraries, which offers cheap editions of classics and contemporary titles would be acceptable enough to fill a home library.

The consumer goods market offers much more luxurious, expensive and "unnecessary." And people buy them. And when they perish, because they are perishables, replace by other peers. Follow the chain of consumption and this becomes circular. Until, suddenly, we conclude that the hitherto bought and consumed was not "everything necessary" in our quality of life.

A few days ago it was revealed that the Colombians had been reading a book and a half to read two books a year. The fraction of difference is ridiculously encouraging. Does not specify what kind of books there was an increase in the number. It is quite possible that this increase has occurred in the use of "instant books" and self-help.

The excuse of the price is not a valid argument to justify the few hours that Colombians are dedicated to reading books. The thing is much simpler: we were not educated to believe that reading a book and learn to choose what book you read was equally or more important than buying a bottle of whiskey, premium brand, perhaps unnecessary, or a pair of branded shoes , added to those already stowing in your wardrobe.

We were not educated to believe that reading a book to be indispensable in our quality of life. If you tried to do, what they did wrong and the worst of the pedagogies. For this there was a paradoxical situation: increased schooling of Colombians multiplied university education, but just read half a book more per year.

The habit of reading books leads to the habit of choosing good books, as the custom of "going to the movies" has to make good movies. It is time to distinguish between reading and reading books. Paper or screen, does not matter. One thing is the obligation to read and quite another pleasurable choice of reading.

When talking about reading habits are talking about frequent exercise, ultimately inevitable, "wasting time" giving us the opportunity to learn new things, meet remote geographies and cultures, "plunge into the unknown to find the new," find answers to questions, discover some unusual feature of the human condition, experience the thrill of a verse that sums up a mystery of life.

The lustful habit of reading books costs far less than the compulsive habit of consuming "things that are not needed." Never mind that tomorrow is read on a screen that simulates the texture of the paper, which supports underlining and notes to footnotes or library in the world that fits in a backpack. The material that ensures the survival of the book is "human, all too human", and is between thought and imagination, some of which are lost who do not read books.