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Babbage

Science and technology

  • Quantified self

    Fit, fit, hooray!

    by G.F. | SEATTLE

    A CYNIC might dismiss the "quantified self" movement, whose adherents use an array of gizmos to record all aspects of their physical existence, as gimmicky navel-gazing by geeky workout nuts, eager to gamify ever bigger chunks of life. That, as Babbage has recently come to realise, is unfair. Better information about your actual exertions makes for more informed decisions. This is as true of exercise as it is of personal spending, say. Little wonder that, as monitoring devices become smaller, cheaper and better integrated with smartphones, more people are embracing their quantified selves. 

  • The DSM-5

    Attention, everyone

    by C.H. | SAN FRANCISCO

    AFTER nearly two decades, the new DSM has arrived. The Diagnostic and Statistical Manual of Mental Disorders is a 947-page guide to ailments of the mind. Published on May 22nd by the American Psychiatric Association (APA), it lists specific symptoms to be attributed to this disorder or that. The DSM is hugely influential. Its categories guide research and treatment for millions of patients in America and elsewhere. Crucially, it also propels the psychiatry industry—if a disorder is included in the DSM, insurers are more likely to pay for it.

    Anything so important is ripe for controversy. This DSM, in particular, has inspired fits.

  • Infant behaviour

    Carrying home the evolutionary advantage

    by A.A.K. | MUMBAI

    A GENTLE pat on the back and a short walk can put a crying baby to sleep. Four-legged newborns, too, calm down when their mothers hold them by the nape of their necks to carry them. Precisely why, though, has remained a mystery. Kumi Kuroda, of RIKEN Brain Science Institute, in Japan, and her colleagues decided to find out.

    The researchers monitored the heart rates of twelve human infants aged between one to six months under three conditions: while they lay by themselves in a crib, immediately after they were picked by their mothers, and while they were carried around.

  • The changing chaparral

    Difference Engine: Circle of life

    by N.V. | LOS ANGELES

    THE fire season has come much earlier than usual to southern California—and with a vengeance fuelled by one of the driest winters on record. So far this year, the region has received only a quarter of its normal rainfall. Making matters worse, the only serious rains of the season occurred during four days in late January, just as much of the vegetation was awakening from its dormant phase. Had the rains come a week or two earlier, or even several weeks later, their effect would have been minimal. But their coming when they did soon made the hills knee-high in a bumper crop of grass and brush. Baked by the sun, this is now one more load of tinder waiting to catch fire.

  • The internet of things

    Mote learning

    by M.H. | SAN FRANCISCO

    TAKE a vast windowless hall. Squeeze in hundreds of garish booths vying to produce the loudest and most obnoxious music possible. Then add thousands of busy people and bake at a high temperature for several days. Visiting a large conference or trade show can be an unpleasant experience, as Babbage can attest from many years of writing about technology. Precisely how unpleasant, though, no one has measured until now. At Google’s annual I/O conference for developers in San Francisco this week, scientists are finally trying to turn sharp elbows, raised voices and sweaty brows into cold, hard data.

  • Medical technology

    The microbiological minefield

    by Economist.com

    MEDICAL implants, such as stents and catheters, bring a risk of infection. Specifically, their smooth surfaces encourage the growth of bacterial films—and such sheets of connected bacteria are far more resistant to disinfection than are isolated bugs. The trick, therefore, is to stop these films forming in the first place and, as he describes in Biomacromolecules, Marek Urban at Clemson University in South Carolina thinks he may have a way of doing so.

    Dr Urban and his colleagues are employing viruses called bacteriophages as microbiological landmines. A bacteriophage (or “phage”, for short) is a virus that attacks bacteria—in the process, causing them to explode.

  • Digital warfare

    North Korean cyber-rattling

    by Economist.com

    AMERICANS have grown accustomed to North Korean nuclear petulance. Now they are learning to live with its cyber sabre-rattling. Earlier this month the Department of Defence delivered a report to Congress accusing the hermit kingdom's expanding army of “cyber-warriors” of using foreign infrastructure, such as broadband networks, to launch cyber-attacks on American allies, most notably South Korea.

    Kim Jong Un, North Korea's fresh-faced dictator, is said to have 4,000 loyal cyber-warriors at his disposal. Brightest sparks at the sharp end of Songbun, the North’s rigid social hierarchy, are plucked from school to train as elite hackers.

  • Google

    The Voice and the music

    by M.G. | SAN FRANCISCO

    LARRY PAGE, Google’s co-founder and chief executive, had plenty to crow about at the firm’s annual developer meeting on May 15th. That day the firm’s share price soared past $900 for the first time and its market capitalisation topped $300 billion. At the event, Google also unveiled a number of new and revamped offerings, including a music-streaming service and plentiful tweaks to its popular online-mapping service. After the presentations were over, some attendees were already speculating that its shares would hit $1,000 before too long.

    This time last year Apple’s fans were forecasting that its shares would blast through that target too.

About Babbage

Reports on the intersections between science, technology, culture and policy, in a blog named after Charles Babbage, a Victorian mathematician and engineer

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Latest blog posts - All times are GMT
Quantified self: Fit, fit, hooray!
Babbage 1 hrs 12 mins ago
Japan's bond market: The wild side
Banyan 2 hrs 49 mins ago
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Crime, punishment and food: No scarlet letters
Democracy in America May 24th, 16:17

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