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BBC News - UN mulls ethics of 'killer robots' - 0 views

  • So-called killer robots are due to be discussed at the UN Human Rights Council, meeting in Geneva. A report presented to the meeting will call for a moratorium on their use while the ethical questions they raise are debated. The robots are machines programmed in advance to take out people or targets, which - unlike drones - operate autonomously on the battlefield. They are being developed by the US, UK and Israel, but have not yet been used. Supporters say the "lethal autonomous robots", as they are technically known, could save lives, by reducing the number of soldiers on the battlefield. But human rights groups argue they raise serious moral questions about how we wage war, reports the BBC's Imogen Foulkes in Geneva. They include: Who takes the final decision to kill? Can a robot really distinguish between a military target and civilians?
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What Did You Think of 'What's Going On in This Picture'? - The New York Times - 1 views

  • Last October we introduced a new feature in which, each Monday morning this school year, we posted a New York Times photograph without a caption, then invited students to answer three deceptively simple questions about it: What’s going on in this picture? What do you see that makes you say that? What more can you find? As student answers poured in to the blog each week — this shows someone learning a back-flip; I think he’s in the military because of his camouflage shirt; The background makes it look like a movie set — our collaborators for the feature, Visual Thinking Strategies, acted as live moderators, linking thoughts and posting further questions intended to help them go deeper and see more. Most weeks that created a lively debate in our comments section, as students of all ages, backgrounds and places pushed each other to find detail and defend interpretations.
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Angela Merkel: internet search engines are 'distorting perception' | World news | The G... - 0 views

  • Angela Merkel has called on major internet platforms to divulge the secrets of their algorithms, arguing that their lack of transparency endangers debating culture. The German chancellor said internet users had a right to know how and on what basis the information they received via search engines was channelled to them. Speaking to a media conference in Munich, Merkel said: “I’m of the opinion that algorithms must be made more transparent, so that one can inform oneself as an interested citizen about questions like ‘what influences my behaviour on the internet and that of others?’. “Algorithms, when they are not transparent, can lead to a distortion of our perception, they can shrink our expanse of information.”
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Child sex abuse victim in 20s euthanised after suffering irreparable PTSD - 0 views

  • A victim of childhood sex abuse was allowed to end her life under Dutch euthanasia laws after doctors and psychiatrists concluded that the woman's post-traumatic stress disorder and physical health were incurable. The death of the Dutch woman in her 20s has fuelled the ongoing debate on the ethics of euthanasia in Britain, with some MPs arguing that allowing a victim of sex abuse to die is equivalent to punishing the victim.
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Can Writing on a College Entrance Exam Be Properly Assessed? - Room for Debate - NYTime... - 1 views

  • n revamping its SAT test for college admission, the College Board is making the essay portion optional. The written assessment was controversial since it was introduced in 2005, with some college officials expressing little confidence in what it demonstrated or how it was scored. But since an increasing number of college students are taking remedial reading and writing classes, shouldn’t the essay be mandatory? Is the bigger question, how can, or should, writing be judged?
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Logically, we cannot know anything for sure. - 1 views

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    A U of Nottingham professor traces titans of logic through the debate of whether we can know anything.
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3quarksdaily: Is Wine Tasting Nonsense? - 1 views

  • If there is such a thing as real expertise in identifying the properties of a wine, then it must be possible to get it wrong.  If tastes, in general, were entirely subjective there would be no right answer to the question of whether, for instance, chocolate ice cream tastes of chocolate.  No one really thinks that. The fact that expert wine tasters get it wrong so often is evidence that wine tasting is harder than identifying the presence of chocolate in ice cream—not that it is utterly capricious. So tastes are not so entirely subjective that our experiences of them have no relationship to an object.
  • Furthermore, tasters can strive to eliminate environmental factors that have been shown to influence judgments about wine such as conversations, the style of music being played, and changes in the weather, etc. These are all factors that wine tasters can control by adjusting the environment in which they taste. Wine tasters, if they are to maintain credibility, must taste under the appropriate conditions. But that is no different from any other normative judgment we make. Our ability to make ethical judgments, for instance, is similarly influenced by environmental factors. We know (or should know) better than to make ethical judgments when we are excessively angry, fearful, under the influence of powerful desires, etc. Yet, it does not follow from the fact that ethical judgments can be influenced by irrelevant factors that all ethical judgments are subjective.
  • So the taste of wine (or anything else) is partly dependent on objective features of the world and partly dependent on how our view of those features has been shaped by past experience. The crucial question then is how much of a distorting lens is that past experience.
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  • What is puzzling about this whole debate about the objectivity of wine critics, however, is why people want objective descriptions of wine. We don't expect scientific objectivity from art critics, literary critics, or film reviewers. The disagreements among experts in these fields are as deep as the disagreements about wine. There is no reason to think a film critic would have the same judgment about a film if viewed in a different context, in comparison with a different set of films, or after conversing about the film with other experts. Our judgments are fluid and they should be if we are to make sense of our experience. When listening to music aren't we differently affected by a song depending upon whether we are at home, in a bar, going to the beach, listening with friends or alone? Why would wine be different? The judgment of any critic is simply a snapshot at a particular time and place of an object whose meaning can vary with context. Wine criticism cannot escape this limitation.
  • What we want from critics whether of music, art, or wine is a judgment made in light of their vast experience that can show us something about the object that we might have missed without their commentary. That can be accomplished independently of whether the critic is perfectly consistent or objective. We want the critic to have a certain kind of bias, born of her unique experience, because it is that bias that enables her to taste, see, or hear what she does.
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BBC News - Sleep's memory role discovered - 0 views

  • The mechanism by which a good night's sleep improves learning and memory has been discovered by scientists. The team in China and the US used advanced microscopy to witness new connections between brain cells - synapses - forming during sleep. Their study, published in the journal Science, showed even intense training could not make up for lost sleep. Experts said it was an elegant and significant study, which uncovered the mechanisms of memory. It is well known that sleep plays an important role in memory and learning. But what actually happens inside the brain has been a source of considerable debate.
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This Is The True Size Of Africa - 0 views

  • How large is Africa compared to the United States, or Western Europe? Most inhabitants of the latter places might guess it is a little larger, but few would have any idea of the scale of the difference. This has led German graphics designer Kai Krause to produce this map to shake people's perceptions a little.
  • Any attempt to map a spherical planet onto a flat map will involve distortions of size, shape or both. There is a passionate debate among cartographers about the best way to hang the world on a wall, but most agree that the most common maps we get our sense of the world from are very bad ways to do it. The problem is that these maps exaggerate the size of the countries at high  latitudes, and shrink places near the equator - leading to a perception that Europe is larger than South America, to pick just one example among many.
  • Africa, which spans the equator, fares particularly badly on these sorts of projections: Krause says, "Africa is so mind-numbingly immense, that it exceeds the common assumptions by just about anyone I ever met: it contains the entirety of the USA, all of China, India, as well as Japan and pretty much all of Europe as well - all combined!”  Some have argued that since people associate size with importance this encourages the already strong tendency of the world's wealthiest nations to disregard those who live in the tropics. 
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Science Isn't Broken | FiveThirtyEight - 0 views

  • If we’re going to rely on science as a means for reaching the truth — and it’s still the best tool we have — it’s important that we understand and respect just how difficult it is to get a rigorous result
  • Scientists’ overreliance on p-values has led at least one journal to decide it has had enough of them. In February, Basic and Applied Social Psychology announced that it will no longer publish p-values.
  • P-hacking and similar types of manipulations often arise from human biases. “You can do it in unconscious ways — I’ve done it in unconscious ways,” Simonsohn said. “You really believe your hypothesis and you get the data and there’s ambiguity about how to analyze it.” When the first analysis you try doesn’t spit out the result you want, you keep trying until you find one that does.
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  • From 2001 to 2009, the number of retractions issued in the scientific literature rose tenfold. It remains a matter of debate whether that’s because misconduct is increasing or is just easier to root out.
  • Science isn’t broken, nor is it untrustworthy. It’s just more difficult than most of us realize. We can apply more scrutiny to study designs and require more careful statistics and analytic methods, but that’s only a partial solution. To make science more reliable, we need to adjust our expectations of it.
  • Science is not a magic wand that turns everything it touches to truth. Instead, “science operates as a procedure of uncertainty reduction,” said Nosek, of the Center for Open Science. “The goal is to get less wrong over time.”
  • Some of these biases are helpful, at least to a point. Take, for instance, naive realism — the idea that whatever belief you hold, you believe it because it’s true. This mindset is almost essential for doing science, quantum mechanics researcher Seth Lloyd of MIT told me. “You have to believe that whatever you’re working on right now is the solution to give you the energy and passion you need to work.” But hypotheses are usually incorrect, and when results overturn a beloved idea, a researcher must learn from the experience and keep, as Lloyd described it, “the hopeful notion that, ‘OK, maybe that idea wasn’t right, but this next one will be.’”
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Corrupting the Chinese Language - NYTimes.com - 0 views

  • The default lingo of high party officials, even on the most solemn occasions, includes banal aphorisms like, “to be turned into iron, the metal must be strong.” Official proclamations and the nightly newscasts speak of “social harmony” and the “Chinese spirit.” In addition to promoting the “China Dream” and a strong work ethic, President Xi Jinping is known for uttering lines like, “Never allow eating the Communist Party’s food and then smashing the Communist Party’s cooking pots.”The government’s propaganda and education machinery moved past the revolutionary bloodthirsty bitterness. Our textbooks are litanies of brutal heroic deeds: “Stop a gun with your chest, hold a bomb in your hands, lie on a fire without moving, until you burn to death.” Nearly every Chinese child still wears a red scarf, “dyed with martyr's blood,” and many grow up singing the young pioneers’ songs: “Always prepared, to perform noble feats, to wipe out our enemy.”
  • Two years ago, in a small town in central Shanxi Province, I overheard two old farmers debating whether a bowl of rice or a steamed bun was more satisfying. As the argument became more heated, one farmer accused the other, without irony, of being a “metaphysicist.”Mao was skeptical of metaphysics and thus, over the years, it became a dubious concept, used in Chinese propaganda as a pejorative term. It’s fair to assume these two farmers didn’t know much about metaphysics, yet they were using the term as an insult, straight out of the party lexicon. Other phrases like “idealist” and “petit bourgeois sentimentalist” have become everyday terms of abuse, even when those who use them clearly have no real idea what they mean.
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Want to Ace That Test? Get the Right Kind of Sleep - NYTimes.com - 1 views

  • Sleep. Parents crave it, but children and especially teenagers, need it. When educators and policymakers debate the relationship between sleep schedules and school performance and — given the constraints of buses, sports and everything else that seem so much more important — what they should do about it, they miss an intimate biological fact: Sleep is learning, of a very specific kind. Scientists now argue that a primary purpose of sleep is learning consolidation, separating the signal from the noise and flagging what is most valuable. School schedules change slowly, if at all, and the burden of helping teenagers get the sleep they need is squarely on parents. Can we help our children learn to exploit sleep as a learning tool (while getting enough of it)? Absolutely. There is research suggesting that different kinds of sleep can aid different kinds of learning, and by teaching “sleep study skills,” we can let our teenagers enjoy the sense that they’re gaming the system.
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Is math discovered or invented? - Jeff Dekofsky | TED-Ed - 1 views

  • Would mathematics exist if people didn't? Did we create mathematical concepts to help us understand the world around us, or is math the native language of the universe itself? Jeff Dekofsky traces some famous arguments in this ancient and hotly debated question.
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UK supermarket's Christmas truce advert kicks off debate - 0 views

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    Posted on centenarynews.com on 17 November 2014 The UK supermarket chain, Sainsbury's, has drawn both criticism and praise for launching a TV advertising campaign featuring the First World War Christmas truce. Describing it as 'poignant,' Sainsbury's says the ad.
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The Certainty of Donald Rumsfeld (Part 1) - NYTimes.com - 2 views

  • When I first met Donald Rumsfeld in his offices in Washington, D.C., one of the things I said to him was that if we could provide an answer to the American public about why we went to war in Iraq, we would be rendering an important service. He agreed. Unfortunately, after having spent 33 hours over the course of a year interviewing Mr. Rumsfeld, I fear I know less about the origins of the Iraq war than when I started. A question presents itself: How could that be? How could I know less rather than more? Was he hiding something? Or was there really little more than met the eye?
  • Few people today remember that Rumsfeld was ostensibly responding to Miklaszewski’s request for evidence. What evidence do you have that Iraq is supplying terrorists with W.M.D.? Rumsfeld’s answer was a non-answer — not just an evasion or a misdirection. Many people believe Rumsfeld’s reply was brilliant. I think otherwise.
  • These 17th century debates remind us that if you have an unshakable belief in something, then no amount of evidence (or lack of evidence) can convince you otherwise. (There are always anti-rationalist objections to everything and anything. It is curious, however, to hear them in the 21st century rather than in the 17th.)
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How Much for a Kidney? - Room for Debate - NYTimes.com - 0 views

  • The demand for transplantable organs far exceeds the supply. That has led to an increase in the illegal trafficking of kidneys, which represent the majority of living-donor transplants because a person can live with only one. Should people in need of a kidney transplant be allowed to pay someone to donate one of theirs, or would that let the rich exploit the poor?
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As If Music Could Do No Harm - The New Yorker - 0 views

  • Contemplating such works, we can think in two modes at once, the aesthetic and the historical-political—generally a wise way to navigate the labyrinth of art. To debate whether politics is always present or always absent is to play a parlor game irrelevant to the complex, ever-shifting reality in which both artists and their audiences reside.
  • There is much in Wagner that has nothing to do with Hitler; there is much in Wagner that contradicts Hitler. That said, I would never dream of suggesting that Wagner’s operas should be detached absolutely and utterly from politics. It cannot be done; it can never be done.
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