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Rhondda Powling

Teaching Kids to Code - Teachers With Apps - 3 views

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    No one who is part of this new movement believes all kids should grow up to be programmers. We believe it would be a beautiful outcome if all kids grew up knowing how to use computers to enhance their natural abilities, whatever those are, and grew up with the confidence to be "makers" instead of just consumers. Computer programming is ultimately about problem solving and creating. "Thinking like a computer scientist" really means understanding what problem you are facing and breaking down that problem into solvable chunks. The better you get at recognizing the problem the more efficient your solutions become."
Roland Gesthuizen

Sugata Mitra: The child-driven education | Video on TED.com - 2 views

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    "Education scientist Sugata Mitra tackles one of the greatest problems of education -- the best teachers and schools don't exist where they're needed most. In a series of real-life experiments from New Delhi to South Africa to Italy, he gave kids self-supervised access to the web and saw results that could revolutionize how we think about teaching."
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    Sugata Mitra's "Hole in the Wall" experiments examine what students can self learn with computer technology.
John Pearce

Sesame Street Science: Sink or Float? - START THE EXPERIMENT HERE - YouTube - 2 views

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    "Ask a question, make a hypothesis, and observe what happens in this Sesame Street interactive science experiment! Help renowned scientists, Cookie Monster and Emma, investigate what sinks in water and what floats in water! Experiment with a rubber band ball, a lime and lemon, Ernie's rubber duckie, and a coconut. Start the experiment here! Will Bert's underpants sink or float? Go to http://www.sesamestreet.org/sinkorfloat for the full interactive experiment and find out."
Roland Gesthuizen

Super telescope will overload computers › News in Science (ABC Science) - 3 views

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    "Scientists admit they'll be forced to throw out valuable data because today's computers aren't powerful enough to process all the information that will be generated by a proposed new super telescope. The planned $2.3 billion dollar Square Kilometre Array (SKA) will be the largest and most sophisticated radio telescope ever built."
Ian Guest

LLNL Flow Charts - 2 views

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    "Flow charts, also referred to as Sankey Diagrams, are single-page references that contain quantitative data about resource, commodity, and byproduct flows in a graphical form. These flow charts help scientists, analysts, and other decision makers to visualize the complex interrelationships involved in managing our nation's resources."
Ian Guest

Petridish - 3 views

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    "Fund Science and Explore the World with Renowned Researchers" "Petridish is a new way for scientists to showcase their research to the public, and for the public to show recognition to innovative researchers. We hand select the most interesting and meaningful projects we find to be featured on our site and then allow you to get involved. Back your favorite projects with small donations, and in exchange, researchers will provide insider updates on their progress, acknowledgements and unique rewards."
Roland Gesthuizen

Making your own phone is easier than you might think - tech - 21 March 2013 - New Scien... - 3 views

  • because I built it, I'm starting to grow quite attached to it.
  • That's right: I just built a cellphone. By hand
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    "Our reporter builds a handcrafted cellphone using widely available parts and online instructions"
Roland Gesthuizen

Now that's what a tweet should sound like - tech - 24 October 2010 - New Scientist - 0 views

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    "The software that provides it, called AudioFeeds, announces Facebook updates such as friend requests with watery sounds like drips, bubbles and splashes. Bird calls are reserved for Twitter, while musical sounds such as a didgeridoo or wind chime alert you to news stories. It achieves the 3D effect by adjusting the phase, or timing, of the sounds delivered to your left and right earphones."
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    Here is a thought, what if we had something similar in the classroom to provide audio feedback to the teacher. Fascinating thought.
Roland Gesthuizen

Google goes to space, by balloon - tech - 14 December 2010 - New Scientist - 0 views

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    "Sending small cameras to ultra-high altitudes with weather balloons is a do-it-yourself craze these days and today's activities have more of a "let's see what happens" feel than any rigorous product testing. The team, made up of Google engineers and students from the University of California, Santa Cruz, is mainly curious to see how well the phone's sensors cope with a freezing cold near-vacuum."
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    Google Nexus now joins the list of iPHones and digital cameras that have been raised into near earth orbit by students. All that remains is to slingshot one into space with a big rubber band .. or for one to land in my back yard :-)
John Pearce

Keeping up e-ppearances: How to bury your digital dirt - tech - 23 February 2011 - New ... - 1 views

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    "Thankfully, there are ways to restore your online reputation. While you might think that reducing your internet presence is the way to go, you'd be wrong. The key to managing your reputation is to spend more time online, not less. The advocates of this approach argue that polishing your online persona could soon join healthy eating and exercise in your arsenal of everyday life-maintenance chores. So how exactly do you go about it?"
Roland Gesthuizen

Citizen Scientists Making Incredible Discoveries - NASA Science - 3 views

  • "Not only are people better than computers at detecting the subtleties that differentiate galaxies, they can do things computers can't do, like spot things that just look interesting,"
  • And the Zooniverse team has proven that the Zooites' classifications are as good as those by professional astronomers. "Their contributions are extremely important," says Lintott. "They're helping us learn how galaxies form and evolve. And they take their work seriously." But that doesn't prevent them from bringing a sense of adventure and just sheer fun to the research.
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    nd now you can be the one to find it, thanks to Zooniverse, a unique citizen science website. Zooniverse volunteers, who call themselves "Zooites," are working on a project called Galaxy Zoo, classifying distant galaxies imaged by NASA's Hubble Space Telescope.
Roland Gesthuizen

5 IT Hiring Trends In 2014 - InformationWeek - 1 views

  • say goodbye to the traditional HR survey and expect new methods to assess, develop, and retain talent.
  • Big data demands a new breed of data scientists, and advancements in mobility, social, and sensing technologies rely on resetting the design and architecture of applications and user interfaces
  • Your social footprint can be a pro or con when you're looking for a new job, he said. Be wary of how you present yourself online, and take steps to improve your online presence.
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  • The goal, Burton said, is to provide Google and other search engines with a signal of your professional self rather than silence when recruiters or hiring managers search for you.
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    "Expect the IT landscape to change ... Here's a look at five predictions on hot skills, evolving roles, and how social media will change recruiting"
Aaron Davis

Facebook's war on free will | Technology | The Guardian - 0 views

  • Though Facebook will occasionally talk about the transparency of governments and corporations, what it really wants to advance is the transparency of individuals – or what it has called, at various moments, “radical transparency” or “ultimate transparency”. The theory holds that the sunshine of sharing our intimate details will disinfect the moral mess of our lives. With the looming threat that our embarrassing information will be broadcast, we’ll behave better. And perhaps the ubiquity of incriminating photos and damning revelations will prod us to become more tolerant of one another’s sins. “The days of you having a different image for your work friends or co-workers and for the other people you know are probably coming to an end pretty quickly,” Zuckerberg has said. “Having two identities for yourself is an example of a lack of integrity.”
  • The essence of the algorithm is entirely uncomplicated. The textbooks compare them to recipes – a series of precise steps that can be followed mindlessly. This is different from equations, which have one correct result. Algorithms merely capture the process for solving a problem and say nothing about where those steps ultimately lead.
  • For the first decades of computing, the term “algorithm” wasn’t much mentioned. But as computer science departments began sprouting across campuses in the 60s, the term acquired a new cachet. Its vogue was the product of status anxiety. Programmers, especially in the academy, were anxious to show that they weren’t mere technicians. They began to describe their work as algorithmic, in part because it tied them to one of the greatest of all mathematicians – the Persian polymath Muhammad ibn Musa al-Khwarizmi, or as he was known in Latin, Algoritmi. During the 12th century, translations of al-Khwarizmi introduced Arabic numerals to the west; his treatises pioneered algebra and trigonometry. By describing the algorithm as the fundamental element of programming, the computer scientists were attaching themselves to a grand history. It was a savvy piece of name-dropping: See, we’re not arriviste, we’re working with abstractions and theories, just like the mathematicians!
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  • The algorithm may be the essence of computer science – but it’s not precisely a scientific concept. An algorithm is a system, like plumbing or a military chain of command. It takes knowhow, calculation and creativity to make a system work properly. But some systems, like some armies, are much more reliable than others. A system is a human artefact, not a mathematical truism. The origins of the algorithm are unmistakably human, but human fallibility isn’t a quality that we associate with it.
  • Nobody better articulates the modern faith in engineering’s power to transform society than Zuckerberg. He told a group of software developers, “You know, I’m an engineer, and I think a key part of the engineering mindset is this hope and this belief that you can take any system that’s out there and make it much, much better than it is today. Anything, whether it’s hardware or software, a company, a developer ecosystem – you can take anything and make it much, much better.” The world will improve, if only Zuckerberg’s reason can prevail – and it will.
  • Data, like victims of torture, tells its interrogator what it wants to hear.
  • Very soon, they will guide self-driving cars and pinpoint cancers growing in our innards. But to do all these things, algorithms are constantly taking our measure. They make decisions about us and on our behalf. The problem is that when we outsource thinking to machines, we are really outsourcing thinking to the organisations that run the machines.
  • The engineering mindset has little patience for the fetishisation of words and images, for the mystique of art, for moral complexity or emotional expression. It views humans as data, components of systems, abstractions. That’s why Facebook has so few qualms about performing rampant experiments on its users. The whole effort is to make human beings predictable – to anticipate their behaviour, which makes them easier to manipulate. With this sort of cold-blooded thinking, so divorced from the contingency and mystery of human life, it’s easy to see how long-standing values begin to seem like an annoyance – why a concept such as privacy would carry so little weight in the engineer’s calculus, why the inefficiencies of publishing and journalism seem so imminently disruptable
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    via Aaron Davis
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