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Russian scientists have learned how to bake heavy-duty nanoreztsy

Unusual imaging technology for the treatment of heavy-duty cutters metal mastered at one of Moscow. The tool becomes so reliable that strength can compete with synthetic diamonds and at times can reduce the time for processing of metal parts.

"In order to process the white iron carbide previously used. The time it took day or even two. When using our plates time is reduced to a few dozen minutes, "- told RIA Novosti director Sergei book production.

Technology for creating cutting edge begins with the synthesis of powder — CBN. In appearance it resembles powdered

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Defense and attack helicopters loss

March 24, 2003 in the newscast, the world appeared sensational news out of Iraq. According to Iraqi media, on the night of March 23 to 24 ordinary Iraqi farmer Ali Obeid Mangash a hunting rifle shot down a South American attack helicopter AH-64 Apache. For successful "hunt" Mangash received municipal merit and award of 50 million dinars. The news of the shooting down of a gun "Apache" was a prerequisite for the occurrence of the same mass and annoying for the South American helicopter jokes. Yet, after the end of hostilities reporters found out that the downed helicopter was found

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Time ago!

19.02.2004

19.02.2004

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Eight years ago, American and British scientists who conducted investigations in Antarctica made a sensational discovery. How to tell a physicist at the U.S. Marianne McLean, January 27 they saw in the sky over the pole swirling gray mist and decided that this is the usual tornado.

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5 possible reasons why the aliens are not in contact with us

11.04.2013

Man since ancient times excites the idea of the opportunity to meet with representatives of other civilizations. There is an entire subculture of being concerned in search of evidence that aliens have visited our planet.

However, the representatives of this subculture, and people who simply like the idea of the existence of aliens, have to think of the obvious question — if the aliens really are regularly visited by our planet, why so far we have not managed to talk to them?

Answers to this question asked a few. The five most popular and reasonable

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Sinkhole in the village of Nizhny Novgorod region Taremskoe

Karst holes

Photo from: seliane.ru

28.05.12.V Taremskoe village on Main Street in the garden of one of the houses there was a sinkhole. In the formed on the surface of the earth round hole with a diameter of about six meters and a depth of five meters on the left half of the height maple. The root system of the tree could not hold a patch of soil from destruction.

Hosts homeownership not immediately notice a dip in the garden, he came in a distant corner fairly large area, and the crown of the tree collapsed muted noise and

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Russian oncologists world’s first conducted a unique operation to transplant organs

The success of the Russian doctors path that took 10 years. For the first time, the world has the opportunity to return the patient to breathe normally, which was several times on the verge of death from cancer. The tumor was struck immediately bronchi and trachea, in return for which the woman transplanted new, grown in the laboratory.

It is almost easy breathing Tatiana Vokhmyanina focused all the attention while only cancer center physicians Russian them. Blokhin. They have no one had time to share what a breakthrough. For the first time in the world in the

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Russian skiers have won gold and silver in the Tour de Ski

Russian skiers Maxim Vylegzhanin and Alexander Legkov won gold and silver in the pursuit race "Tour de Ski" in Oberhof, Germany.

On Sunday in Oberhof, Germany on stage race "Tour de Ski", held as part of the World Cup ski races were held on men's and women's pursuit.

Men Russia presented Maxim Vylegzhani, Alexander lungs, Ilya CHernousov, Sergey Turishev, Dmitry Yaparov, Immortal Alexander, Andrew Larkov, Constantine Glavatskih and Artem Zhmurko.

Start List pursuit was made on the results of Saturday's prologue freestyle. Thus, in the first race went Norwegian Petter Northug, slid behind him on the

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Comet passed through the fire of the sun. Video

Space

16.12.11.Proshedshey night at midnight Greenwich Mean Time, or at 4.00 Moscow time the comet Lovejoy solntseskreb-entered the atmosphere of the Sun and very likely was there to burn down completely. However, it seems that the predictions of its lethal outcome was premature.

Solntseskreby or "sungrazers" — frequent guests in the solar system, and specifically designed to hunt for comets NASA satellite SOHO (Solar and Heliospheric Observatory) and STEREO (Solar TErrestrial RElations Observatory) register them on average once every three days, but the space or ground registration of such comets almost always taken place at the time they "jump"

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My neighbor — a witch!

20.02.2004

20.02.2004

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Judging by the postmark, the letter with no return address it to the editor of Konstantinovka. Judging by the absence of the same grammatical errors and the ability to logically present their conclusions and findings — from a person competent and sane. And since today, even a child knows that our world is

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Critical and stable periods

Most professionals divide childhood in different periods. On what grounds — a separate issue. According to one of the most influential classifications belonging L.Vygotskomu, periodization of mental development of the child is based on the dominant activity. What does this mean?

Leading activities at some stage sense-is. In the context of its awkward relationship with adults and peers. Mastering the leading activities, child acquires new skills and abilities, which are called "tumor age" — for example, the ability to speak, ability to walk.

At each stage of mental development leading activities is crucial. However, other activities will

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