সোমবার, ৯ জুলাই, ২০১২

Strategies for a Changing Planet:Shelter

The worlds population will top nine billion by 2060.Because of climate change induced environment degradation, scientist project that tens of millions of people will move into today"s small and medium-size cities.To prepare for the influx, say"s Dennis Frenchman, an architect and professor or urban planning at MIT ,city designers must make decisions today to mitigate the migration of tomorrow.And those decisions should focus on making system more efficient.

COMMUNITY-SHARED ELECTRIC CARS

Lots of people ,each with a private car,means lots of traffic,pollution and wasted space in the from of parking lots.The designers of the MIT Media Lab prototype City Car say Communal microcars will alleviate crowded roads.The two-seat, all-electric CityCar is best used for point-to-point trips with in a few-mile radius.When not in use, the car folds up and stacks together with other CityCars.

NEIGHBORHOOD NUKES

Power lines can lose up to 425 kilowatts per mile of cable.To reduce loss and keep energy prices lower, cities must integrate power generation into neighborhoods.One possible power source is a microsize nuclear power plant, such as GE Hitach"s PRISM.The PRIM"s reactors would use recycled nuclear fuel to generate 300 megawatts--enough to supply 240,000 homes.

HYPEREFFICIENT HOUSING

As more people crowd into cities, average apartment size will decrease,probably to about 300 square feet, Frenchman says.To make such a small area fell less cramped, every space in the must be multifunctional.For example, furniture could fold out of walls, and windows made from transparent OLEDs, like ones that Samsung first demonstrated in 2010,would serve as a TV or cloud be made opaque on command to reduce cooling costs.

REALLY LOCAL EATS

To keep food-transportation costs down, engineers should construct vertical farms,such as the ones proposed by Columbia University public-health professor emeritus Dickson Despommier, that could provide fresh produce and fish to local neighborhoods.Apartment residents will grow personals gardens on the facade of their building with pre-seeded panels plugged into built -in wall slots, says Kent Larson, an architect at the MIT Media Lab.

ALL-IN ONE RECYCLING

Recycling will limit material waste, but the process is energy-intensive. In the LO2P Recycling Center, envisioned by designers Gael Brule and Julien Combes, a turbine harnesses wind power to run a recycling plant in the building, While carbon dioxide from the plant reacts with calcium to become lime in the LO2P"s mineralization baths. Calera Corporation California developed the process and today uses the lomit to make cement

শনিবার, ৭ জুলাই, ২০১২

Saudis Set the build Kingdom Tower, Soon to be THE Worlds Tallest Building

Saudi Arabia knows how to keep up with the jonese.The Burj Khalifa in Dubai has officially been the worlds tallest building since its opening early last year, but by 2016-ish Saudi Arabia plans to let theUAE know exactly who the big brother is one the Arabian Peninsula.The Saudis have inked a deal between the Kingdoms an elegant extreme tower that will rise 3281 feet the streets of Jeddah

শুক্রবার, ৬ জুলাই, ২০১২

Parrot AR Drone 2.0 Review: Fly Higher,Father and more intuitively

Parrot,s second-gen recreational drone packs new hardware that makes for a smoother,more controlled piloting experience.

Outwardly the AR.Drone 2.0 is still the same quad copter,bearing a few minor aesthetic changes.The significant upgrades are all interior.A new pressure sensor helps keep the AR.Drone 2.0 vertically stable at alititudes as high as 164 feet  and yes the drone front camera can now sgoot in 720p HD at 30 frames per second which it becames right to the screen of whetever smartphone and tablet

বৃহস্পতিবার, ৫ জুলাই, ২০১২

Higgs Boson LHCS New Particle Looks Like the Real Thing

Proton Proton Collision A simulation of the two-proton channel shows what ATLAS sees when the decay of a higgs boson result in the production of two gamma rays.the blue beads indicate intermediate massive particles,and the bright green rods are the gamma-ray tracks. While the two-proton channel is the least likely higgs decay,it is easier to observe than others with even noisier backgrounds.CERN

We have discovered a new particle,CERN director general Rolf Heuer said Wednesday morning.Aboson.Most probably a Higgs boson.Even the most anticipated news in science does not come without some caveats.

Still,all signs point to a discovery today,arguably one of the most important findings in modem physics.The inscrutable Higgs boson, carrier of mass and final puzzle piece of physics, prevailing theory,may be just beginning.



Higgs Candidate Event: A proton-proton collision event in the CMS experiment produces two high-energy photons (the red towers).This is what physicists would expect to see from the decay of Higgs boson,but it is also consistent with background Standard Model physics processes.CERN

Without the Higgs boson, physicsts have no way to explain how the universe--- stars, galaxies,us---can exist.the boson is a practice, like a quark or an electron but this is really a component of a force field known as the Higgs field.

বুধবার, ৪ জুলাই, ২০১২

THE WORLD UNIVERSE COSMOLOGY CLOSED OR OPEN

Out of the many unresolved problems in cosmology,the one that has confounded astronomers most is what is the shape of the universe it may sound like an abstract topic apt for metaphysics oh their but a precise knowledgeably the shape is essential in the size age and events l fate of the universe
The above method excludes the mass equivocalness of energy  are related by Einsteins equation  E=mc2 the total amount of mass-energy in the universe can be determined by analyzing CMBR their inclusion in the calculation of the visible galaxy clusters.the amount is still not enough for a flat or a close Universe we are just an advance breed of monkeys on a minor planet of a very  average star.But we can understand the Universe.That makes us something very special. The worker is a president of physics and engineering Physics Fordham University,New York

Computer application development & lead

New technology and application promote industrial revolution as the theme of the 2011 China"s computer technology conference was held in Beijing shangri-la hotel.The conference attracted from government related leaders, the domestic and international famous IT Enterprise"s research and development directory,CIO and CTO, enterprise institute for technology and project manager,college senior researchers, and the news media, and other 1000 DuoRen.Its researchers, the state of the Chinese academy of sciences of high performance computer engineering technology research center,XuLu, intel China research institute president FandZhiXI, shenzhou digital academy XieYun and IBM China research institute SuHui,vice president of the well known experts such as the theme, including speech published VMware,H3C,sina,nets imperial China,ali cloud.computer,heavenand earth and the cloud,yidsi strange,etc in the domestic and international famous IT companies repsented in the various points of discussion.

First around the world flight in solar plane

First around the world flight in solar plane will be accomplished by now,bringing truly clean energy to air transportation for the first time. Consumer models are still far down the road, but you don"t need to let ypur imagination wander too far to figure our that this is definitely a game changer.Consider this:it took humans quite a few milennia to figure out how to fly; and only a fraction of that time to do it with solar power

শনিবার, ১৪ এপ্রিল, ২০১২

The International Space Station

The International Space Station is an orbiting Laboratory and construction site that synthesizes the scientific expertise of 16 nations to maintain a permanent human in space.while floating some 240 miles (390 kilometers) above Eart's surface, the space station has hosted a rotating international crew since november 2000. astronauts and supplies are ferried by the U.S.Space shuttles and the Russians soyuz and progress spacecraft.Astronauts who reach the facility aboard one of these mission typically live and work in orbit for about six months. simply by spending time in orbit,astronauts reveal much more about how humans can live and work in space.Crews have learned the difficulties of diet,in a world in which their sense of taste is decreased, and of getting a good night sleep while secured to a non-floating objects. but the crew is also occupied with a full suite of scientific experiments,the ongoing improvement and construction of the station, and a rigorous regime of physical training.Astronauts must exercise for two hours each day to counteract the detrimental effects of low gravity on the body's skeleton and circulatory system.

শুক্রবার, ১৩ এপ্রিল, ২০১২

Robot to create competition for uddharakajera pentaganera

the robot to create a competition organized by the inclement uddharakaja pentaganera advanced research laboratory.The main objective, to reduce any risk to the management of disasters, as well as faster time uddharaja management.In this contest, the advanced research laboratoru in pentagon, competition participants will be able to protect human life and foul of modern technology to create the next generation robot.And it will be easier robatake management.

বুধবার, ১১ এপ্রিল, ২০১২

Nasa and Japan Released improved Topographic map of EarthPANSADENA

The map , known as a global digital elevation model , was created from images collected by the japanese Advanced Space borne Thermal Emission Reflection Radiometer , or ASTER, instrument aboard Terra.So-called stereo-pair images are produced by merging two slightly offset two-dimensional images to create the three-dimensional effect of depth.The first version of the map was released by NASA and Japans Ministry of Economy,Trade and Industry (METI) in june 2009.The aster global digital elevation model was already the most complete , consistent global topographic map in the world, said woody Turner, ASTER program scientist at NASA Headquarters in Washington.with these en

সোমবার, ৯ এপ্রিল, ২০১২

Cold Dark Matter Cusps

the presence of a cusp in the centers of CDM halos is one of the earliest and strongest result derived from cosmological N-body simulations.Dubinski and Carlberg [14] were among the first to investigate the density profiles of CDM halos and found that the inner parts of these simulated halos could be characterized by power law slope.they did not rule out the existence of central cores but noted that these would have to be smaller than resolution of their simulations (~1.4kpc).Subsequent simulation, at higher and higher resolution, made the presence of cores in simulated CDM halos, derived assuming many different sets of cosmological 
 

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