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Review our <a href="/web/20130129060300/http://www.economist.com/cookies-info" target="_blank">cookies information</a> for more details</div> <div id="columns" class="clearfix"> <div id="title-channel-wide" class="clearfix"> <div class="grid-16 grid-first"> <h1 id="page-title"><h1 id="channel-title">Science & technology</h1></h1> <nav class="ec-channel-featured-links"><div class="item-list"><ul><li class="first"><a href="https://web.archive.org/web/20130129060300/http://www.economist.com/news/special-report/21568065-world-getting-wider-says-charlotte-howard-what-can-be-done-about-it-big" data-ec-omniture="channel|science_technology|special_report_on_obesity_the_big_picture">Special report on obesity: The big picture</a></li> <li class="even"><a href="https://web.archive.org/web/20130129060300/http://www.economist.com/blogs/babbage/2013/01/high-definition-tv" data-ec-omniture="channel|science_technology|difference_engine_ne_plus_ultra">Difference Engine: Ne plus ultra</a></li> <li><a href="https://web.archive.org/web/20130129060300/http://www.economist.com/blogs/babbage/2013/01/babbage-january-23rd-2013" data-ec-omniture="channel|science_technology|podcast_watch_out_google">Podcast: Watch out Google</a></li> <li class="even last"><a href="https://web.archive.org/web/20130129060300/http://www.economist.com/technology-quarterly/2012-12-01" data-ec-omniture="channel|science_technology|technology_quarterly_the_medical_tricorder">Technology Quarterly: The medical tricorder</a></li> </ul></div></nav> </div> </div> <div id="column-content" class="grid-10 grid-first clearfix"> <!-- Create left column on search pages --> <div class="grid-7 grid-first"> <section class="news-package typog-package"> <h1 class="fly-title">Storing information in DNA</h1> <article> <a href="/web/20130129060300/http://www.economist.com/news/science-and-technology/21570671-archives-could-last-thousands-years-when-stored-dna-instead-magnetic"> <div class="with-image"> <h2 class="headline">Test-tube data</h2> <p class="rubric"> Archives could last for thousands of years when stored in DNA instead of magnetic tapes and hard drives <span data-ec-omniture="" data-href-redirect="/node/21570671/comments#comments" class="comment-icon"><span>22</span></span> </p> </div> <img src="https://web.archive.org/web/20130129060300im_/http://media.economist.com/sites/default/files/imagecache/news_package_primary_landscape/20130126_STD001_412.jpg" alt="" title="" class="imagecache imagecache-news_package_primary_landscape" width="412" height="232"/> </a> </article> <ul><li class="first"><div class=""> <a href="/web/20130129060300/http://www.economist.com/blogs/babbage/2012/08/printing-dna" class="headline">A book has been transcribed in DNA</a> <a href="/web/20130129060300/http://www.economist.com/blogs/babbage/2012/08/printing-dna#comments" title="Comments" class="comment-icon"><span>1</span></a></div> </li> <li class="even last"><div class=""> <a href="/web/20130129060300/http://www.economist.com/node/21562186" class="headline">An effort to catalogue all the bits of the human genome that do something</a> <a href="/web/20130129060300/http://www.economist.com/node/21562186/comments#comments" title="Comments" class="comment-icon"><span>35</span></a></div> </li> </ul> </section><section class="news-package typog-package"> <h1 class="fly-title">Flu research</h1> <article> <a href="/web/20130129060300/http://www.economist.com/blogs/babbage/2013/01/flu-research"> <div> <h2 class="headline">Back in business</h2> <p class="rubric"> Scientists decide to resume controversial work on deadly bird-flu strains <span data-ec-omniture="" data-href-redirect="/blogs/babbage/2013/01/flu-research#comments" class="comment-icon"><span>4</span></span> </p> </div> </a> </article> <ul><li class="first"><div class=""> <a href="/web/20130129060300/http://www.economist.com/node/21554171" class="headline">How to make bird flu fly, part one</a> <a href="/web/20130129060300/http://www.economist.com/node/21554171/comments#comments" title="Comments" class="comment-icon"><span>35</span></a></div> </li> <li class="even"><div class=""> <a href="/web/20130129060300/http://www.economist.com/node/21557308" class="headline">And part two</a> <a href="/web/20130129060300/http://www.economist.com/node/21557308/comments#comments" title="Comments" class="comment-icon"><span>6</span></a></div> </li> <li class="last"><div class=""> <a href="/web/20130129060300/http://www.economist.com/node/21553448" class="headline">Leader: The world鈥檚 deadliest bioterrorist</a> <a href="/web/20130129060300/http://www.economist.com/node/21553448/comments#comments" title="Comments" class="comment-icon"><span>31</span></a></div> </li> </ul> </section><section class="news-package typog-package"> <h1 class="fly-title">Prehistoric migration</h1> <article> <a href="/web/20130129060300/http://www.economist.com/news/science-and-technology/21569688-genetic-evidence-suggests-four-millennia-ago-group-adventurous-indians"> <div> <h2 class="headline">An Antipodean Raj</h2> <p class="rubric"> Genetic evidence suggests that, four millennia ago, a group of adventurous Indians landed in Australia <span data-ec-omniture="" data-href-redirect="/node/21569688/comments#comments" class="comment-icon"><span>52</span></span> </p> </div> </a> </article> <ul><li class="first"><div class=""> <a href="/web/20130129060300/http://www.economist.com/blogs/johnson/2012/08/linguistic-archeology" class="headline">Where Indo-European languages鈥攁nd their speakers鈥攗ltimately hail from</a> <a href="/web/20130129060300/http://www.economist.com/blogs/johnson/2012/08/linguistic-archeology#comments" title="Comments" class="comment-icon"><span>70</span></a></div> </li> <li class="even last"><div class=""> <a href="/web/20130129060300/http://www.economist.com/node/21550759" class="headline">How Africa鈥檚 largest island was colonised by Asians</a> <a href="/web/20130129060300/http://www.economist.com/node/21550759/comments#comments" title="Comments" class="comment-icon"><span>13</span></a></div> </li> </ul> </section><section class="news-package typog-package"> <h1 class="fly-title">Space technology</h1> <article> <a href="/web/20130129060300/http://www.economist.com/news/science-and-technology/21569685-plan-use-enormous-balloons-build-space-stations-blown-up-orbit"> <div> <h2 class="headline">Blown up in orbit</h2> <p class="rubric"> A plan to use enormous balloons to build space stations <span data-ec-omniture="" data-href-redirect="/node/21569685/comments#comments" class="comment-icon"><span>33</span></span> </p> </div> </a> </article> <ul><li class="first"><div class=""> <a href="/web/20130129060300/http://www.economist.com/node/21561113" class="headline">Building a lift to the moon鈥檚 surface might make routine visits feasible</a> <a href="/web/20130129060300/http://www.economist.com/node/21561113/comments#comments" title="Comments" class="comment-icon"><span>50</span></a></div> </li> <li class="even last"><div class=""> <a href="/web/20130129060300/http://www.economist.com/node/21564523" class="headline">The first commercial launch to the International Space Station</a> <a href="/web/20130129060300/http://www.economist.com/node/21564523/comments#comments" title="Comments" class="comment-icon"><span>3</span></a></div> </li> </ul> </section><section class="news-package typog-package"> <h1 class="fly-title">The uses of stem cells</h1> <article> <a href="/web/20130129060300/http://www.economist.com/news/science-and-technology/21569363-stem-cells-may-transform-development-new-drugs-potent-medicine"> <div> <h2 class="headline">Potent medicine</h2> <p class="rubric"> Stem cells may transform the development of new drugs <span data-ec-omniture="" data-href-redirect="/node/21569363/comments#comments" class="comment-icon"><span>3</span></span> </p> </div> </a> </article> <ul><li class="first"><div class=""> <a href="/web/20130129060300/http://www.economist.com/blogs/babbage/2012/10/nobel-prize-physiology-or-medicine" class="headline">Pioneers of regenerative medicine receive a Nobel prize</a> <a href="/web/20130129060300/http://www.economist.com/blogs/babbage/2012/10/nobel-prize-physiology-or-medicine#comments" title="Comments" class="comment-icon"><span>37</span></a></div> </li> <li class="even last"><div class=""> <a href="/web/20130129060300/http://www.economist.com/node/21543471" class="headline">Stem-cell research is now bearing fruit</a> <a href="/web/20130129060300/http://www.economist.com/node/21543471/comments#comments" title="Comments" class="comment-icon"><span>2</span></a></div> </li> </ul> </section><section class="news-package typog-package"> <h1 class="fly-title">Measurement</h1> <article> <a href="/web/20130129060300/http://www.economist.com/news/science-and-technology/21569360-better-way-clean-worlds-one-true-kilogram-mass-effect"> <div> <h2 class="headline">Mass effect</h2> <p class="rubric"> A better way to clean the world鈥檚 one true kilogram <span data-ec-omniture="" data-href-redirect="/node/21569360/comments#comments" class="comment-icon"><span>39</span></span> </p> </div> </a> </article> <ul><li class="first"><div class=""> <a href="/web/20130129060300/http://www.economist.com/news/leaders/21569417-kilogram-it-seems-no-longer-kilogram-paris-worth-mass" class="headline">Leader: A kilogram, it seems, is no longer a kilogram</a> <a href="/web/20130129060300/http://www.economist.com/node/21569417/comments#comments" title="Comments" class="comment-icon"><span>75</span></a></div> </li> <li class="even"><div class=""> <a href="/web/20130129060300/http://www.economist.com/blogs/babbage/2013/01/babbage-january-9th-2013" class="headline">Our correspondents discuss how to clean the kilo without changing its mass</a> <a href="/web/20130129060300/http://www.economist.com/blogs/babbage/2013/01/babbage-january-9th-2013#comments" title="Comments" class="comment-icon"><span>0</span></a></div> </li> <li class="last"><div class=""> <a href="/web/20130129060300/http://www.economist.com/node/18007494" class="headline">Metrologists try to redefine the scientific world鈥檚 unit of mass</a> <a href="/web/20130129060300/http://www.economist.com/node/18007494/comments#comments" title="Comments" class="comment-icon"><span>28</span></a></div> </li> </ul> </section><section class="news-package typog-package"> <h1 class="fly-title">Lifespan and the sexes</h1> <article> <a href="/web/20130129060300/http://www.economist.com/news/science-and-technology/21569362-rich-world-men-are-closing-longevity-gap-women-catching-up"> <div> <h2 class="headline">Catching up</h2> <p class="rubric"> In the rich world, men are closing the longevity gap with women <span data-ec-omniture="" data-href-redirect="/node/21569362/comments#comments" class="comment-icon"><span>31</span></span> </p> </div> </a> </article> <ul><li class="first"><div class=""> <a href="/web/20130129060300/http://www.economist.com/node/21543129" class="headline">Just why exercise makes people live longer is, at last, being understood</a> <a href="/web/20130129060300/http://www.economist.com/node/21543129/comments#comments" title="Comments" class="comment-icon"><span>52</span></a></div> </li> <li class="even last"><div class=""> <a href="/web/20130129060300/http://www.economist.com/node/21553411" class="headline">Four narratives on immortality, and an actuary</a> <a href="/web/20130129060300/http://www.economist.com/node/21553411/comments#comments" title="Comments" class="comment-icon"><span>13</span></a></div> </li> </ul> </section><section class="news-package typog-package"> <h1 class="fly-title">Fuel-saving tyres</h1> <article> <a href="/web/20130129060300/http://www.economist.com/news/science-and-technology/21569013-silica-extracted-rice-husks-makes-greener-tyres-hysterectomy"> <div> <h2 class="headline">Hysterectomy</h2> <p class="rubric"> Silica extracted from rice husks makes for greener tyres <span data-ec-omniture="" data-href-redirect="/node/21569013/comments#comments" class="comment-icon"><span>13</span></span> </p> </div> </a> </article> <ul><li class="first"><div class=""> <a href="/web/20130129060300/http://www.economist.com/node/21557720" class="headline">Turning old tyres into new roads can help cut noise pollution</a> <a href="/web/20130129060300/http://www.economist.com/node/21557720/comments#comments" title="Comments" class="comment-icon"><span>8</span></a></div> </li> <li class="even last"><div class=""> <a href="/web/20130129060300/http://www.economist.com/blogs/gametheory/2012/11/formula-one" class="headline">Formula One gets a second chance to win over Americans. Tyres will matter</a> <a href="/web/20130129060300/http://www.economist.com/blogs/gametheory/2012/11/formula-one#comments" title="Comments" class="comment-icon"><span>0</span></a></div> </li> </ul> </section><section class="news-package typog-package"> <h1 class="fly-title">Drug research</h1> <article> <a href="/web/20130129060300/http://www.economist.com/news/science-and-technology/21569015-snake-venom-being-used-cure-rather-kill-toxic-medicine"> <div> <h2 class="headline">Toxic medicine</h2> <p class="rubric"> Snake venom is being used to cure, rather than kill <span data-ec-omniture="" data-href-redirect="/node/21569015/comments#comments" class="comment-icon"><span>11</span></span> </p> </div> </a> </article> <ul><li class="first"><div class=""> <a href="/web/20130129060300/http://www.economist.com/blogs/babbage/2012/10/evolution-venom" class="headline">Understanding how venom evolved may help researchers harness its medicinal effects</a> <a href="/web/20130129060300/http://www.economist.com/blogs/babbage/2012/10/evolution-venom#comments" title="Comments" class="comment-icon"><span>16</span></a></div> </li> <li class="even last"><div class=""> <a href="/web/20130129060300/http://www.economist.com/node/21560236" class="headline">Computers may give new life to old medicines</a> <a href="/web/20130129060300/http://www.economist.com/node/21560236/comments#comments" title="Comments" class="comment-icon"><span>6</span></a></div> </li> </ul> </section><section class="news-package typog-package"> <h1 class="fly-title">Air safety</h1> <article> <a href="/web/20130129060300/http://www.economist.com/blogs/babbage/2013/01/air-safety"> <div> <h2 class="headline">Difference Engine: Up, up and away</h2> <p class="rubric"> Can air travel keep on getting safer and safer? <span data-ec-omniture="" data-href-redirect="/blogs/babbage/2013/01/air-safety#comments" class="comment-icon"><span>80</span></span> </p> </div> </a> </article> <ul><li class="first"><div class=""> <a href="/web/20130129060300/http://www.economist.com/blogs/babbage/2012/12/radio-interference" class="headline">Why the ban on using mobile phones in the skies?</a> <a href="/web/20130129060300/http://www.economist.com/blogs/babbage/2012/12/radio-interference#comments" title="Comments" class="comment-icon"><span>101</span></a></div> </li> <li class="even last"><div class=""> <a href="/web/20130129060300/http://www.economist.com/blogs/gulliver/2012/11/pilotless-aircraft" class="headline">Autonomous civil aircraft could be flying before cars go driverless</a> <a href="/web/20130129060300/http://www.economist.com/blogs/gulliver/2012/11/pilotless-aircraft#comments" title="Comments" class="comment-icon"><span>18</span></a></div> </li> </ul> </section><section class="news-package typog-package"> <h1 class="fly-title">Obesity and health</h1> <article> <a href="/web/20130129060300/http://www.economist.com/blogs/babbage/2013/01/obesity-and-health"> <div> <h2 class="headline">Fat years</h2> <p class="rubric"> Swelling waistlines may make people live longer, but sicker <span data-ec-omniture="" data-href-redirect="/blogs/babbage/2013/01/obesity-and-health#comments" class="comment-icon"><span>148</span></span> </p> </div> </a> </article> <ul><li class="first"><div class=""> <a href="/web/20130129060300/http://www.economist.com/news/science-and-technology/21568363-people-are-living-longer-ever-what-they-are-dying-changing" class="headline">People are living longer than ever before. But what they are dying of is changing</a> <a href="/web/20130129060300/http://www.economist.com/node/21568363/comments#comments" title="Comments" class="comment-icon"><span>12</span></a></div> </li> <li class="icon-chart even"><div class=""> <a href="/web/20130129060300/http://www.economist.com/blogs/graphicdetail/2012/12/daily-chart-10" class="headline">Daily chart: The changing burden of global diseases</a> <a href="/web/20130129060300/http://www.economist.com/blogs/graphicdetail/2012/12/daily-chart-10#comments" title="Comments" class="comment-icon"><span>34</span></a></div> </li> <li class=""><div class=""> <a href="/web/20130129060300/http://www.economist.com/news/special-report/21568065-world-getting-wider-says-charlotte-howard-what-can-be-done-about-it-big" class="headline">Our special report on obesity</a> <a href="/web/20130129060300/http://www.economist.com/node/21568065/comments#comments" title="Comments" class="comment-icon"><span>111</span></a></div> </li> <li class="even last"><div class=""> <a href="/web/20130129060300/http://www.economist.com/news/leaders/21568389-state-can-do-some-things-encourage-people-eat-less-not-lot-fat-chance" class="headline">Leader: The state can do some things to encourage people to eat less, but not a lot</a> <a href="/web/20130129060300/http://www.economist.com/node/21568389/comments#comments" title="Comments" class="comment-icon"><span>60</span></a></div> </li> </ul> </section> <div class="side-box expanded-list white-palette typog-also-channel"> <div class="secondary-header grey-header typog-size-big">Also on this channel</div> <article class="with-image"> <a href="/web/20130129060300/http://www.economist.com/news/science-and-technology/21567313-global-drought-really-getting-worse-cloud-nein"> <div> <h1 class="fly-title">Drought and climate change</h1> <h2 class="headline">Cloud nein</h2> <p class="rubric">Is global drought really getting worse?<span class="comment-icon" data-href="/node/21567313/comments#comments"><span>32</span></span></p> </div> <img src="https://web.archive.org/web/20130129060300im_/http://media.economist.com/sites/default/files/imagecache/90_by_90/images/print-edition/20121201_STP001_0.jpg" alt="" title="" class="imagecache imagecache-90_by_90" width="90" height="90"/> </a> </article><article class="with-image"> <a href="/web/20130129060300/http://www.economist.com/node/21562186"> <div> <h1 class="fly-title">Human genomics</h1> <h2 class="headline">The new world of DNA</h2> <p class="rubric">A long-term effort to catalogue all the bits of the human genome that do something has released its results<span class="comment-icon" data-href="/node/21562186/comments#comments"><span>35</span></span></p> </div> <img src="https://web.archive.org/web/20130129060300im_/http://media.economist.com/sites/default/files/imagecache/90_by_90/images/print-edition/20120908_STD001_0.jpg" alt="" title="" class="imagecache imagecache-90_by_90" width="90" height="90"/> </a> </article> </div> </div> <div class="grid-3"> <article class="side-box grey-palette typog-highlights"> <a href="https://web.archive.org/web/20130129060300/http://www.economist.com/blogs/babbage"> <div> <h1 class="fly-title">Babbage</h1> <p class="rubric">Our science & technology blog discusses the return of vinyl, better hearing aids and online storage</p> </div> <img src="https://web.archive.org/web/20130129060300im_/http://media.economist.com/sites/default/files/imagecache/168_by_95/_0000s_0018_babage.png" alt="" title="" class="imagecache imagecache-168_by_95" width="168" height="95"/> </a> </article><article class="side-box grey-palette typog-highlights"> <a href="/web/20130129060300/http://www.economist.com/news/international/21570677-after-centuries-stagnation-science-making-comeback-islamic-world-road"> <div> <h1 class="fly-title">Islam and science</h1> <p class="rubric">After centuries of stagnation science is making a comeback in the Islamic world</p> </div> <img src="https://web.archive.org/web/20130129060300im_/http://media.economist.com/sites/default/files/imagecache/168_by_95/20130126_IRD001_168_0.jpg" alt="" title="" class="imagecache imagecache-168_by_95" width="168" height="95"/> </a> </article><article class="side-box grey-palette typog-highlights"> <a href="/web/20130129060300/http://www.economist.com/news/business/21570751-worlds-most-valuable-firm-may-be-past-its-prime-has-apple-peaked"> <div> <h1 class="fly-title">Information technology</h1> <p class="rubric">The world鈥檚 most valuable firm may be past its prime</p> </div> </a> </article><article class="side-box grey-palette typog-highlights"> <a href="/web/20130129060300/http://www.economist.com/blogs/babbage/2013/01/high-definition-tv"> <div> <h1 class="fly-title">High-definition TV</h1> <p class="rubric">Who needs a television four times sharper than HDTV?</p> </div> <img src="https://web.archive.org/web/20130129060300im_/http://media.economist.com/sites/default/files/imagecache/168_by_95/20130119_STP502_168.jpg" alt="" title="" class="imagecache imagecache-168_by_95" width="168" height="95"/> </a> </article><article class="side-box grey-palette typog-highlights"> <a href="/web/20130129060300/http://www.economist.com/blogs/babbage/2013/01/babbage-january-23rd-2013"> <div> <h1 class="fly-title">Babbage podcast: Watch out Google</h1> <p class="rubric">We discuss the latest wearable technologies, the business of identity and the decline, and possible re-birth, of Atari</p> </div> <img src="https://web.archive.org/web/20130129060300im_/http://media.economist.com/sites/default/files/imagecache/168_by_95/20130126_MMP501_168.jpg" alt="" title="" class="imagecache imagecache-168_by_95" width="168" height="95"/> </a> </article><article class="side-box grey-palette typog-highlights"> <a href="https://web.archive.org/web/20130129060300/http://www.economist.com/news/special-report/21568065-world-getting-wider-says-charlotte-howard-what-can-be-done-about-it-big"> <div> <h1 class="fly-title">A special report on obesity</h1> <p class="rubric">The world is getting wider, says our health correspondent. 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