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Sabtu, 19 Juni 2010

"Hubble" The Incredible Space Binoculars

Hubble Space Telescope in April this 20-year-old managed to expand our vision of the universe and create a new mystery.

For those whose knowledge of science gained little by little from the media, astronomy seemed on the rise. And it is true.

We managed to create a consensus about how the universe continued to expand our highway to create a variety of galaxies, stars and planets through the dense heat that began 14 billion years ago.

We can put the whole solar system into one big scenario that continues to grow until the time of Big Bang-an era when all the stars hotter than the center and add the time scale for a few seconds.

Only within the last ten years we can know that a large number of "world" turns out to exist in orbit other stars.

The current technique is not sensitive enough to find a planet similar to Earth, but the planets that had known so far-mostly in size like Jupiter or Saturn, which is a giant planet in our solar system-can be considered the largest in the system other planets as interesting as our planetary system.


Hubble Images "butterfly nebula" shows the final stages of a star
If there is life on Mars, that life would be very primitive.


hubble] But if the planets are orbiting stars recently discovered that it could contain the biosphere as complex as Earth's biosphere, and may also be occupied by the intelligence of living creatures?

This question can now be answered seriously.

Currently there are efforts to find a transmission that may be "the product of a single creature."

These projects are financed independently: their difficulty in obtaining funding from the government because the topic is burdened by the relationship "convoluted" with UFOs and so forth.

Even if we then can not understand the results of that study, we will be able to learn that the "intelligence" is not solely owned and is in the human skull, but there are also elsewhere.
Looking into the past

Now we expand again the views of our universe. Our galaxy, with hundreds of billions of stars, together with millions of other galaxies captured by large telescopes.

Andromeda, the closest large galaxy to us is two million light years away. The stars orbit in one piece tilt.

Several hundred other nearby galaxies-which berjarang about 300 million light years-has been mapped in detail.

And while we explore space further, we explore farther into the past (because the light emitted is now shining on us since a long time): we feel is that the universe is now the same as when I was younger and more close together.

Now we can look further back.
Hubble nasa

Hubble's three-dimensional map of the stars and galaxies forming substances

Among the pictures that were taken by the Hubble Space Telescope's most impressive is a photograph which shows a small cloud, measuring less than one hundredth of a region that can reach a full moon.

If viewed with a medium-sized telescope, this collection will seem completely empty.

But the telescope is very sensitive remote is successfully demonstrated hundreds of light-dim light rdup one billion more than the stars that can be seen with the naked eye.

However, every ray of light is a dim galaxy, with hundreds of light-years wide, which seemed small and dim because of the long distance from the earth.

There is a large span of time that separates us with the isolated galaxies.

Their views when they have just formed: we look to the past, more than 90% of the time to the Big Bang.
Early

These remote galaxies has not set itself on "the propeller" which rotates with the stable like Andromeda.

Some consist mainly of glowing gas that spread that has not fused into a star.

If we observe Andomeda, sometimes we wonder if there are other beings who are also our attention.

IMPORTANT DISCOVERY of Hubble
NASA's Hubble

* In answering the main purpose of the mission, Hubble determines the universe around 13.7 billion years old - and later confirmed by other instruments.
* Ability to mendteksi supernova Hubble's discovery that helps dim alams universe expansion velocity increases.
* Hubble is one of two telescopes that take pictures of the planet that orbits a star directly stated - This historic picture was published in November 2009.
* Hubble succeeded in determining the size of the first direct dark substances in space in three dimensions.

Maybe there was.

But there is certainly no living creatures in remote galaxies. Stars they do not have enough time to convert pure hydrogen into carbon, oxygen and silicon atom-types that are needed by planets and life.

But what about the future? Six million years from now, when the sun no longer shines, the galaxies will be more and more spread out, and much fainter because the population is also aging, and the gas produced is important for forming new stars goes down.

But what will happen after that?

One surprising discovery is aided by the Hubble telescope shows that the galaxies are spread in the velocity increases, due to the influence of a mysterious power.

Therefore, estimates of the future situation of the most telling is the universe will continue to grow, and become more empty, darker and colder.

We can predict the fate of later life: life could be extinct, but on the other side of life can reach a level of dominance that could affect the entire universe.

The second possibility is a science fiction story, but can not be regarded as a mere fantasy because it only takes less than one billion years to create natural selection determines the change from multi-cellular organisms first became Earth's present biosphere (including humans).

Then how about the beginning?

One small part of the early history of the universe is still shrouded in mystery, because the current environment-the density, temperature and so-very difficult to break through the simulation in the laboratory.

Here we are entering a situation where the theory-makers could only speculate.

One of my favorite magazine cover showing a red circle with the description reads "at the age of the Earth billions of billion billion seconds - actual size."

Popular theory says that our universe is "raised" from a small circle of very dense, and because of the influence of the split power of the universe that is more powerful than the power that makes the galaxy more dispersed now.

In the last two decades, managed to expand the vision of the Hubble telescope of our universe - after, as usual in science, this progress raises a new mystery that will be a challenge for astronomers in the future and make the party more interested in the universe want to know.
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Rabu, 16 Juni 2010

Launching Car, Indonesian Student Work.


Three teams from the Faculty of Machine Technology and Aeronautics (FTMD) ITB follow the Shell Eco-Marathon, a race the design, engineering, and building energy-efficient vehicles. The race was held on 8 until July 10, 2010 at the Sepang International Circuit, Kuala Lumpur, Malaysia. Rector of ITB, Prof.. Dr. Launch vehicle Akhmaloka Shell Eco-Marathon on Monday, ITB, (26/04/10) at the East Hall of ITB. At this launch, also attended by Djoko Suharto, Vice Chairman of the Board of Trustees (MWA) ITB lecturers at the same time, Hasanuddin Z. Abidin, Deputy Rector of Communication, Information, and Partnerships, Darwin Silalahi, Country Chairman of PT Shell Indonesia, and the team members.

Championship design, design, and build vehicles by Shell began in 1985 in Europe, and is held every year in America and Europe. In 2010, the Shell Eco-Marathon held in Asia. The winner of this championship is the team with the most efficient vehicle in the use of energy. That is, can travel the farthest distance with the least energy.

"The energy crisis is a crucial issue today," said Akhmaloka, in his speech at the launch of the Shell Eco-Marathon Vehicle ITB. "Now, all are competing in energy conservation and the search for alternative energy. In the eyes of Indonesia, ITB position in the development of energy-efficient vehicles is critical. I am pleased and proud of the students and the faculty adviser, resulting in a real work in dealing with the problem of energy crisis . I hope these creations become a trigger for other students to excel. "

All three teams are competing in competitions such as origin, the concept of urban category, and HEAVeEXIA and Eagles, the futuristic prototype categories. At the press conference, Ananta, a member of the team, revealed that its participation in this competition based on his interest in the automotive and the desire to practice the theory of college into the real work. In addition to the academic experience to practice the material, claiming the team members get other benefits, such as the ability to interact with others, emotional control, cooperation, and project management.
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Intelligent Robot Fire Extinguisher


Indonesia - Creativity and innovation of the three students of Electrical Engineering, ITB, namely Ardya Dipta Nandaviri, Syawaludin Rachmatullah, and Ichwan Adhi Kurniawan, seemingly sweet fruit. Intelligent robotic fire extinguisher that is named "The Power of Dreams" successful achievement of ITB up to the international robot contest at Trinity College, the United States on 11 April 2010 then.

Robot who spent workmanship for six months, a six-foot-type robot (hexapod) is shaped like a spider, which is driven by a servo-servo. Equipped with ultrasonic sensors and compass navigation, the robot can detect the location of the TPD fire, then moved randomly and have direction and most efficient path to the location of the fire.

On arrival at the destination location, the robot TPD will extinguish the fire with a fan that sank on the robots. "Uniquely, we use the fan which is obtained for free from the bonus purchase batteries," joked Dipta, one of the team contest participants. After its mission, the robot will move back to the site of origin (home) and perform dance attractions.

Intelligent robotic creations of this inspiring three students brought a variety of important historical achievement. Because, TPD successfully won the Intelligent Indonesian Robot Contest (KRCI) in 2009 and was awarded "Best Algorythm Award". National achievement is then delivered to diperlombakan TPD robot at the international level.

After the proposed Directorate General of Higher Education (Directorate General of Higher Education), the robot is then diperlombakan back in the international robot contest in America, "The Trinity College Fire Fighting Home Robot Contest." In the contest, the robot placed the room maze and tested his prowess in speed and accuracy to extinguish the fire.

"From KRCI to the international contest, we managed to improve synchronous servo motion," added Dipta. With various improvements, especially in the mechanical part, intelligent robots TPD ranks fourth in the international contest. The contest was also accompanied by two other teams from Indonesia, the Indonesian Computer University (Chemistry), Bandung and Surabaya State University (Unesa) for the category of wheeled robots.

Achievements are carved Dipta, Syawal, and Ichwan, shows how important the creativity and spirit at work is absolutely necessary. With the current achievements have been accomplished, the team of "The Power of Dreams" continues trying to improve the current robots that they have created. "In the future robots will be continuously developed to diperlombakan again later," said Dipta.
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