Magnetic Animals – Lightyears rock music video laid back space ballad – Video


Magnetic Animals - Lightyears rock music video laid back space ballad
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Space mission ends with a bang for European cargo ship

Good bye #ATV5! Arrivederci ATV5!

That was the send-off tweet from European Space Agency astronaut Samantha Cristoforetti as an unmanned automated transfer vehicle (ATV) cargo ship ended its mission to the International Space Station with a bang over the weekend. The vehicle, named Georges Lematre, reentered the Earth's atmosphere and burned up safely over an uninhabited area of the southern Pacific Ocean.

ESA's supply and support ferry ATV Georges Lematre approaches the International Space Station for docking. The fifth and last Automated Transfer Vehicle docked with the weightless research centre on 12 August 2014. ATV-5 delivered 6.6 tonnes of supplies,including food, water, fuel, clothes and experiment hardware.

Roscosmos-O. Artemyev

A time-lapse video using photos from NASA astronaut Terry Virts shows the ATV detaching from the space station and disappearing into the distance. A darkened Earth rotates in the background, illuminated by the lights from distant cities.

The mission, the fifth by an ATV, also marks the end of the automated transfer vehicle program. Since its debut in 2008, the ferries have been crucial to resupplying the International Space Station, delivering five payloads of 31,500 kilograms (more than 69,400 pounds). They also helped boost the station's orbit to move it out of the way of space debris.

ESA's supply and support ferry ATV Georges Lematre approaches the International Space Station for docking. The fifth and last Automated Transfer Vehicle docked with the weightless research centre on 12 August 2014. ATV-5 delivered 6.6 tonnes of supplies,including food, water, fuel, clothes and experiment hardware.

Roscosmos-O. Artemyev

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Space mission ends with a bang for European cargo ship

Falsion – The First Space Flight [Level 1] // NSFPlay Synthesia Visualizer – Video


Falsion - The First Space Flight [Level 1] // NSFPlay Synthesia Visualizer
[Track 01-10] ~~~~~~~~~~~~~~~~~~~~~~~~~~~ Composer: Shinya Sakamoto, Shigehiro Takenouchi Atsushi Fujio Platform: Family Computer Disk System [FDS] Publish...

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To infinity and beyond! Summit woman working on telescope to replace Hubble

When Rebecca Espina was a kid in Summit County, she wanted nothing more than to leave the ski slopes far, far behind and become an astronaut.

Since the dawn of the space program, millions of students have shared that dream, and like those science-minded youngsters, Espina was endlessly fascinated by the mysteries of outer space. In the 1980s and early 90s, space stations were all the rage and Espina then Rebecca Hage saw an opportunity to delve into the nitty-gritty mechanics of space exploration.

I was very interested in becoming an astronaut, says Espina, whose family moved to Summit County when she was in the fifth grade. There were a lot of concepts out there about building space stations, and at that point, even with Hubble, the idea was that astronauts were going out and building things. I wanted to be a construction worker in space.

Espina never made a trip to low-Earth orbit, home of the International Space Station and the majority of satellites, but she found a way to be part of the select group perfecting NASAs next big thing: the James Webb Space Telescope, a massive, 14,300-pound instrument that will replace the 25-year-old Hubble Space Telescope.

On Tuesday, Espina will give a presentation to the Rotary Club of Summit County about JWST, the intricacies of space exploration and her life after leaving Summit County. In 1992, she won scholarships through the Rotary Club and several other local organizations that helped her go from Summit High School valedictorian to the University of Colorado-Boulders aerospace engineering program and, finally, to her current home at Goddard Space Flight Center in Maryland.

At Goddard, Espina is one of more than 1,000 scientists from 17 countries working on JWST, the newest and most complex satellite NASA has ever built. And it has to be: Once its launched in 2018, it will sit in whats called an L2 orbit, roughly 1.5 million kilometers above Earth. Thats past the moon, which will make JWST the remotest telescope ever launched.

The distance also makes it difficult to maintain. For most of its life, Hubble was regularly repaired and updated by teams of two to three astronauts on space shuttle missions Espinas dream as a child. But when the shuttle program was discontinued in 2011, NASA engineers no longer had a way to maintain the aging telescope.

The solution for JWST is to over-engineer every component. Since astronauts can no longer replace and repair parts on a regular basis, the telescope is built to survive at least 10 years in J2 orbit, operating in temperatures of less than 50 degrees above absolute zero, or roughly negative-370 Fahrenheit.

With Hubble, we could replace batteries, replace solar panels, change and fix parts, Espina says. But this telescope (JWST) will be so far out to do its work that we cant reach it for service. It will be much larger and much more complicated than Hubble.

BUILDING A BETTER TELESCOPE

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To infinity and beyond! Summit woman working on telescope to replace Hubble

First Listen: Public Service Broadcasting, 'The Race For Space'

Public Service Broadcasting's new album, The Race For Space, comes out Feb. 23. Courtesy of the artist hide caption

Public Service Broadcasting's new album, The Race For Space, comes out Feb. 23.

In 2015, it's easy to take for granted how important and far-reaching the space race was. But imagine yourself in 1957: News breaks that there's something in the sky in space and if you tune your shortwave radio to an especially high frequency, you can hear its signal chirping back to you as it circles the Earth. It's called Sputnik, the first man-made satellite launched into orbit. The Soviet Union's groundbreaking success ushered in a new era, and nothing has been the same since.

Five years later, John F. Kennedy's "We choose to go to the moon" speech persuaded the American public that space was a frontier beckoning to be pioneered. Ascending to the stars would be the next step in mankind's evolution. To many, that idea of space and the awe of discovery permeated practically every aspect of American culture with a sense of possibility and excitement but also deeply felt dread as we pondered life's meaning in the cosmos.

These themes lie at the core of Public Service Broadcasting's new album, The Race For Space, a song cycle that retells the American and Soviet tentpole events between 1957 and 1972 roughly from Sputnik to Apollo 17 and lets us hear that historical arc the way many experienced it at the time.

Part musical group, part performance-art outfit, Public Service Broadcasting is the innovative and geeky work of Londoners J. Willgoose, Esq. and Wrigglesworth. The two earned their reputation for marrying looped dance beats and electronics with spoken-word passages culled from old public-service messages, synced to meticulously edited film footage projected while they perform. With The Race For Space, Willgoose and Wrigglesworth incorporate original news broadcasts and communications between the astronauts and NASA's master control. From song to song, this tapestry of source material narrates each chapter chronologically, placing the listener inside the drama of the moment propelled by futuristic Kraftwerk-meets-Aphex Twin-meets-Daft Punk sounds suitable for a laser show at the local planetarium.

The Race For Space opens with a mood-altering choral overture and JFK's inspirational speech as a haunting invocation. "Space is there, and we're going to climb it. And the moon and the planets are there, and new hopes for knowledge and peace are there," Kennedy says, as a soaring choir gives every line extra resonance.

The duo crafts tiny instrumental flourishes that illuminate the story. "Sputnik" includes the distant yet unmistakable bleeping of a satellite. In "Valentina," chiming wordless voices from folk duo Smoke Fairies honor cosmonaut Valentina Vladimirovna Tereshkova, the first woman to fly in space. And the somber celestial silence in "Fire In The Cockpit" recounts the deaths of Apollo 1's three crew members.

Yet The Race For Space's biggest showstoppers use sound to build cinematic excitement as in the exuberant "Gagarin," which bursts with slinky disco riffs and funked-up horn blasts while playing reports about cosmonaut Yuri Gagarin, the first human in space. Meanwhile, "Go!" channels fiery, motorik beats, intricate guitar licks and TRON-era synths as the Apollo 11 team counts down before landing on the moon a moment punctuated by Neil Armstrong's famous line, "The Eagle has landed."

The most stirring moment of all comes in "The Other Side," about Apollo 8 slingshotting itself around the dark side of the moon. Public Service Broadcasting demonstrates its masterful touch for storytelling when the dusty drum machines momentarily drop out just as the astronauts lose contact with NASA ground control. The song builds anxiety and tension as we sit nervously for what feels like an eternity and then swells to a joyful release when the voices from space finally reconnect.

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Astronomy – Ch. 7: The Solar Sys – Comparative Planetology (2 of 33) Introduction 2 – Video


Astronomy - Ch. 7: The Solar Sys - Comparative Planetology (2 of 33) Introduction 2
Visit http://ilectureonline.com for more math and science lectures! In this video I will introduce, chapter 7, some of the topics of physical and orbital par...

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NASA captures memorable moments of the Sun’s activity in the last five years – Video


NASA captures memorable moments of the Sun #39;s activity in the last five years
Subscribe here: http://bit.ly/ODNsubs A captivating video has been released by NASA showing some of the most memorable moments of the Sun #39;s activity in the l...

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How NASA Got the Clearest Photo Ever of Saturn's Moon

NASA has released the clearest view yet of Saturn's largest moon, Titan, which has long been thought to have the potential to harbor life.

Over the past decade, the Cassini mission has been using its cameras to probe Titan and send back images of the moon's diverse terrain, ranging from sand dunes to hydrocarbon seas.

While the discoveries have been impressive, electronic noise has always clouded the images, giving them a grainy look.

Antoine Lucas, who worked with Cassini's radar team when he was a postdoctoral researcher at the California Institute of Technology, had the idea to use a new technique called "despeckling," according to NASA, which allowed the team to produce clearer images by suppressing electronic noise.

"It takes a lot of computation, and at the moment quite a bit of 'fine-tuning' to get the best results with each new image, so for now we'll likely be despeckling only the most important -- or most puzzling -- images," Randy Kirk, a Cassini radar team member, said in a statement.

With better views of Titan, researchers will now be able to better study the mysterious moon and the processes that shaped its unique terrain into what it is today.

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How NASA Got the Clearest Photo Ever of Saturn's Moon

NASA News: Space Agency Wants To Send Submarine To Saturn Moon Titan

NASA wants to send its concept submarine to explore Kraken Mare, one of the methane seas located on Titan, the moon that circles Saturn. Kraken Mare is the largest known body of liquid on Titan, and it consists mostly of liquid methane.

The concept submarine is a single-ton robot, nuclear-powered submarine equipped with a seafloor camera and sampling system. The video below was posted by NASA earlier this month.

The vehicle would use conventional propulsors to yaw around, using a sun sensor to determine the initial azimuth to Earth and begin communication using a terrestrial radio as a more precise reference, the agency explainedin a conference presentation.

It wont be an easy task to get the sub to Saturns moon. It wont fit into the landers that have been utilized for exploring planets and moons in past missions, but the sub could fit into a space plane such as Boeings X-37, which was recently used for a classified Air Force mission. The plane could land on Kraken Mare or possibly drop the sub using a parachute.

NASA hopes to use the sub to explore the chemistry of Titans seafloor and sea composition, as well as study its tides, weather, shoreline, islands and search for any type of life. The concept of the sub is still in its very early stages, but the team expects that it may be up and running by 2047.

Kraken Mare was discovered in 2007 by the Cassini probe. It was named after the Kraken, a legendary sea monster that originated in the 13th century and supposedly lives off the coast of Greenland or Norway.

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NASA News: Space Agency Wants To Send Submarine To Saturn Moon Titan

Nano particles can reach drugs to cells easily

Nano particles can be exploited for drug, DNA, and vaccine delivery in cells, diagnosis, and tissue engineering, Subbu S. Venkatraman of the Nanyang Technological University, Singapore, said at the international conference on Nanotoxicology.

He pointed out that being smaller, the nanoparticles could distribute and reach the specific target easily besides enhancing the effect of drugs. The Department of Chemistry and Biosciences of the Srinivasa Ramanujan Centre of the SASTRA University hosted the two-day conference that concluded on Saturday.

Mr. Venkatraman said that worldwide, so far 36 nanoproducts and 23 drug delivery products had been approved.

Dr. Kha Chen Yang James from the National University of Singapore spoke on exploiting non-specific adsorption of nanoparticles for biomedical applications wherein he explained the strategy of gold nano particle modification for their stability and effective delivery of nano drug. Gold nanoparticle could be coupled with other nanoparticles along with drug and that complex could be used effectively to treat cancer, he said.

During another session P. Gopinath of Indian Institute of Technology, Roorkee, spoke on the significant role of nanoparticles in managing various types of cancer. He described the least toxicity of nanoparticles that compared favourably with the existing drugs.

Dean Prof. K.G. Raghunathan, Head, Department of Chemistry and Biosciences, Dr. T. Jeyadoss, and convener of the conference Dr. S. Sudheer Khan spoke.

Over 100 research students and professors from various institutions presented research findings in the diverse field of nanotoxicology.

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Nano particles can reach drugs to cells easily

What Will the Future of Molecular Manufacturing Really Be Like?

Molecular machines are nano-scale assemblers that construct themselves and their surroundings into ever more complex structures. Sometimes dubbed "nanotech" in the media, these devices are promising but also widely misunderstood. Here's what separates the science fact from science fiction.

The concepts that underpin this form of nanotechnology have certainly had long enough to percolate through modern science. Richard Feynman first speculated about the idea of "synthesis via direct manipulation of atoms" during a talk called There's Plenty of Room at the Bottom. Looking back, that sparked much of the subsequent thinking about treating atoms and molecules more and more like simple building blocks.

Perhaps most famously, K. Eric Drexler considered the idea of taking the bottom-up manufacturing approach to its atomic extreme in his 1986 book Engines of Creation: The Coming Era of Nanotechnology. There, he posited the idea of a nan-oscale "assembler" that could scuttle around, building copies of itself or other molecular sized objects with atomic control; one which might in turn be able to create larger and more complex structures. A kind of microscopic production line, building products from the most basic ingredients of all. Coming when it did, in the mid-eighties, it felt very much like science fiction.

So much so, in fact, that even Drexler acknowledged that it was prudent to tread carefully in a nano-scale building site. "Imagine such a replicator floating in a bottle of chemicals, making copies of itself," he explains in Engines of Creation. "The first replicator assembles a copy in one thousand seconds, the two replicators then build two more in the next thousand seconds, the four build another four, and the eight build another eight. At the end of ten hours, there are not thirty-six new replicators, but over 68 billion. In less than a day, they would weigh a ton; in less than two days, they would outweigh the Earth; in another four hours, they would exceed the mass of the Sun and all the planets combinedif the bottle of chemicals hadn't run dry long before."

That ruthless efficiency could, Drexler argued, make some nano-robots "superior" to naturally occurring organic beings, at least in an evolutionary sensethough, crucially, not necessarily as valuable. Indeed, he suggested that omnivorous bacteria could out-compete real bacteria, reducing the biosphere to dustor 'grey goo'in a matter of days. That hypothetical end-of-the-world scenario, where nanobots turn our world and us into an amorphous sludge, was as tempting to skeptics as the promise of nanotechnology was to scientists. Still, almost thirty years on we're still here and, while some of us may be a little more ashen of face, we're yet to be submerged in the biological by-product of engineered molecular machines.

Truth is that scientists have been very busy indeed over those past thirty years, creating a host of molecular-sized structures that can manipulate and assemble themselves, move, and even work together. It's not always easy, of coursebuilding at the molecular levels requires atomic accuracybut mercifully chemistry and physics has advanced to a point where it's increasingly possible. And there's a rich pool of molecular machines, some inspired by nature, others by mechanical engineering principles, to show for it.

The majority of successes have been built from DNA molecules. Here, DNA isn't being used to carry genetic information; rather, it's a structural material in its own right. Its four basesadenine, cytosine, guanine and thyminebind more or less strongly to one another depending on how they're paired up along the length of a DNA double helix, allowing scientists to tweak the way in which they join together. "We can direct the associations of molecules through Watson-Crick base pairing. Intermolecular interactions using sticky ends have a well-defined geometry," explains Professor Ned Seeman, a nanotechnologist in the Department of Chemistry at New York University, who's widely regarded as inventing the field of DNA nanotechnology. "DNA is like Lego."

The fundamental building blocks of life already have the features required to fold, join, build and growso they're perfectly suited to building things at the nano-scale. By creating strands of DNA with carefully controlled base sequences, the binding can be specifically tailored so that customized strands can be combined to bind with each other and construct exotic structures. Geometries are first modelled on computers to work out what molecules are required, then the appropriate can be DNA synthesised in order that they can be put togetherjust like a Lego kit.

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What Will the Future of Molecular Manufacturing Really Be Like?