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![](/img/b.png) | | tiempo | vistas | |
![](https://i.ytimg.com/vi/n0yN3yVWt6g/default.jpg) | A School That Teaches Children to Eat Better | 3:57 | 27,779 | |
![](https://i.ytimg.com/vi/iWLHPUXaC_g/default.jpg) | Who Should Be the Next Chief of the IMF? | 4:00 | 38,126 | |
![](https://i.ytimg.com/vi/38jlJNRBCX8/default.jpg) | 'You Are Your Brand:' Using Social Media to Find a Job | 4:00 | 101,446 | |
![](https://i.ytimg.com/vi/8_rRYamRxwo/default.jpg) | Study Links Climate Change to Changes in Crop Yields | 4:10 | 16,583 | |
![](https://i.ytimg.com/vi/PQEuLSN7bxI/default.jpg) | In Africa, the Greening of the Sahel | 3:57 | 12,388 | |
![](https://i.ytimg.com/vi/hCbutMfBRyo/default.jpg) | Radio-Controlled Hummingbird Represents a New Breed of Drone | 2:16 | 34,920 | es en una lista |
![](https://i.ytimg.com/vi/j81Uutr9VXk/default.jpg) | Mobile Devices' Location Tracking Raises Privacy Concerns | 3:59 | 61,929 | |
![](https://i.ytimg.com/vi/OpXYcw3rZg0/default.jpg) | In Texas, a Museum for a Larger-Than-Life Hero, Sam Houston | 3:52 | 51,864 | es en una lista |
![](https://i.ytimg.com/vi/-ybEOUUlXoc/default.jpg) | Why Sleep Apnea Raises Risk of Stroke, Heart Attack | 4:00 | 20,985 | |
![](https://i.ytimg.com/vi/PBoyGgf3HOU/default.jpg) | Thousands of US Teachers Lose Jobs as States Cut Budgets | 4:10 | 23,530 | |
![](https://i.ytimg.com/vi/2cdrlU5eX6Y/default.jpg) | Using the Internet and Social Media to Search for a Job | 4:10 | 54,693 | |
![](https://i.ytimg.com/vi/M8Q8An_bsvo/default.jpg) | Much of Africa Not Investing Enough in Agricultural Research | 4:10 | 12,695 | |
![](https://i.ytimg.com/vi/l2nXcLtEoE8/default.jpg) | An American Cowboy Aims to Help Russia's Beef Herd | 3:50 | 40,916 | es en una lista |
![](https://i.ytimg.com/vi/1ZRWZqBMoOE/default.jpg) | How to Make Your Own Solar Water Heater | 4:00 | 69,083 | |
![](https://i.ytimg.com/vi/K8Jc3EEaFhk/default.jpg) | Travelers May Spread Drug-Resistance Gene From South Asia | 3:59 | 17,682 | |
![](https://i.ytimg.com/vi/_iZppk_kGBI/default.jpg) | A Social Network Aims to Speed Up Progress in Science | 4:00 | 27,082 | |
![](https://i.ytimg.com/vi/2wqPkJeBiiQ/default.jpg) | Bernanke Meets the Press in a First for US Central Bank | 3:58 | 31,832 | |
![](https://i.ytimg.com/vi/KC5Gpk5XfhM/default.jpg) | Growing Chili Peppers: A Heated Subject | 3:59 | 13,883 | |
![](https://i.ytimg.com/vi/1Ny6hcvwwb0/default.jpg) | A Better Computer Mouse Cursor for the Disabled | 3:54 | 67,091 | |
![](https://i.ytimg.com/vi/O-KeV1rLxc8/default.jpg) | What Do You Know About the Common Cold? | 3:56 | 50,382 | |
![](https://i.ytimg.com/vi/j2nT5MdpCXQ/default.jpg) | Kids in Britain + Online Tutors in India = Divided Opinions | 3:58 | 37,257 | |
![](https://i.ytimg.com/vi/paivy-gGQZA/default.jpg) | How an Allowance Helps Children Learn About Money | 3:56 | 81,156 | |
![](https://i.ytimg.com/vi/n6x2UWz7t_M/default.jpg) | Beauties in the Garden: Growing Ornamental Trees and Bushes | 3:55 | 15,767 | |
![](https://i.ytimg.com/vi/q_WM_AqwH3Q/default.jpg) | Far From Any Ocean, a Home for Dolphins | 2:57 | 68,311 | es en una lista |
![](https://i.ytimg.com/vi/sqNI-GMDHhM/default.jpg) | Brain-Computer Interfaces Could Mean More Freedom for the Disabled | 4:00 | 63,253 | |
![](https://i.ytimg.com/vi/W2y-Mtk24pc/default.jpg) | A New Reason for Why the Deaf May Have Trouble Reading | 4:40 | 31,941 | |
![](https://i.ytimg.com/vi/mQILkJvqL94/default.jpg) | A Push to Get More Indonesians to Study in US | 4:20 | 6,609 | |
![](https://i.ytimg.com/vi/NRalw1loGWU/default.jpg) | Gold Keeps Shining, 40 Years After Nixon Ended Gold Standard | 4:10 | 61,771 | |
![](https://i.ytimg.com/vi/GsFfd5HmmBc/default.jpg) | Grow It Yourself: Turning Bulbs Into Beautiful Blooms | 4:10 | 13,608 | |
![](https://i.ytimg.com/vi/wl6ApG1NEyI/default.jpg) | Test of Big Space Rocket Set for Late 2012 | 4:10 | 62,559 | |
![](https://i.ytimg.com/vi/caOy6ymLToA/default.jpg) | Why Hands-Free Faucets May Be a Risk to Some Hospital Patients | 4:10 | 29,642 | |
![](https://i.ytimg.com/vi/Sv95I1MM6R0/default.jpg) | A School Newspaper Links Sioux Indian Teens to Their Community | 4:10 | 42,687 | |
![](https://i.ytimg.com/vi/FwLiRfvRCJM/default.jpg) | Obama Enters 2012 Race on Good News About Jobs | 4:00 | 130,897 | |
![](https://i.ytimg.com/vi/94wkMDX1ulM/default.jpg) | Next Step After Carbon: Knowing Your Nitrogen Footprint | 4:10 | 21,486 | |
![](https://i.ytimg.com/vi/lruA3j73a8A/default.jpg) | Chuck Brown: 'Godfather of Go-Go' Dead at 75 | 3:36 | 49,540 | es en una lista |
![](https://i.ytimg.com/vi/xHyRvifQPw0/default.jpg) | A New Life of Hope for a Young Burn Victim | 2:48 | 36,882 | es en una lista |
![](https://i.ytimg.com/vi/4L3twInIxQI/default.jpg) | Designing a Quake-Resistant Building Starts at the Soil | 3:59 | 52,987 | |
![](https://i.ytimg.com/vi/_Zbo-YdDqmA/default.jpg) | Doctors Lack Many Ways to Treat Radiation Exposure | 4:30 | 25,689 | |
![](https://i.ytimg.com/vi/clUx1ciejX0/default.jpg) | Children at US School Show Their Support for Victims in Japan | 4:00 | 65,167 | |
![](https://i.ytimg.com/vi/0VgHodBrXko/default.jpg) | Microsoft Says Google Blocks Competition in Europe Search Market | 4:00 | 51,339 | |
![](https://i.ytimg.com/vi/CkUgQbzVOaQ/default.jpg) | For Japan Farmers, Radiation Fears Mean Economic Pain | 3:59 | 14,070 | |
![](https://i.ytimg.com/vi/DnVO9Xw32sI/default.jpg) | Adding Up the Costs of Bullying in the Workplace | 4:40 | 53,119 | |
![](https://i.ytimg.com/vi/8OuMurt9ppg/default.jpg) | Tens of Thousands of Technology Lovers Head South to Austin | 4:10 | 52,387 | |
![](https://i.ytimg.com/vi/ipJQ5fUSjp0/default.jpg) | Japan's Early Warning System One of the Best in the World | 3:58 | 59,815 | |
![](https://i.ytimg.com/vi/u7bvfKtSn-g/default.jpg) | Breast Cancer Study Could Change How Early Growths Are Treated | 4:10 | 20,706 | |
![](https://i.ytimg.com/vi/dDhkpFLqY1E/default.jpg) | Meet Some Top Students in the Intel Science Talent Search | 4:20 | 28,457 | |
![](https://i.ytimg.com/vi/yBuZaUD3eqc/default.jpg) | How High Will the Price of Oil Go This Time? | 4:00 | 34,580 | |
![](https://i.ytimg.com/vi/E4rZKVxmeNo/default.jpg) | How Women Farmers Could Feed More in Developing World | 4:10 | 9,505 | |
![](https://i.ytimg.com/vi/X72FJBqnE2Y/default.jpg) | Nuclear Crisis in Japan Raises Worries About Radiation Risks | 3:59 | 29,942 | |
![](https://i.ytimg.com/vi/Su5U_K9HIPM/default.jpg) | Debating the Display of Ten Commandments in Public Schools and Buildings | 4:20 | 33,725 | |
![](https://i.ytimg.com/vi/vc2ZCSg6ES0/default.jpg) | Getting to the Bottom of a Fish Die-Off in Southern California | 4:00 | 10,081 | |
![](https://i.ytimg.com/vi/Bkw1cJNOWKU/default.jpg) | Scientists Use Radar to Study Bats, Birds and Insects | 2:34 | 53,799 | es en una lista |
![](https://i.ytimg.com/vi/y1hY7HpWS_s/default.jpg) | More Young Women Find a Calling in Catholic Order | 3:50 | 48,337 | es en una lista |
![](https://i.ytimg.com/vi/UTIaj_LDuRY/default.jpg) | For Many People, First the Doctor's Office, Then the Web | 4:10 | 55,642 | |
![](https://i.ytimg.com/vi/6Ye-BeVyJ5M/default.jpg) | Are People Who Speak More Than One Language Smarter? | 4:00 | 222,771 | |
![](https://i.ytimg.com/vi/VeZ0_ZFtQx8/default.jpg) | Teaching Children How to Think Internationally | 4:10 | 187,886 | |
![](https://i.ytimg.com/vi/NG1RBI7HX_M/default.jpg) | Future Payments for Retirees Are Big Issue Now for US States | 4:10 | 46,338 | |
![](https://i.ytimg.com/vi/4bYgvBKDaEc/default.jpg) | Food Makers See Crunch Time Against New Maize for Fuel | 4:00 | 12,233 | |
![](https://i.ytimg.com/vi/8e6-o8UkdKU/default.jpg) | Fancy Cowboy Boots, but No Problem Finding Buyers | 3:20 | 47,034 | es en una lista |
![](https://i.ytimg.com/vi/cMz8X0NB60A/default.jpg) | A Victory for Computers as Watson Wins 'Jeopardy!' | 4:00 | 41,480 | |
![](https://i.ytimg.com/vi/g-yOcdTHrgg/default.jpg) | After Brain Study, New Questions About Mobile Phones | 3:59 | 31,488 | |
![](https://i.ytimg.com/vi/5d_3cjEGQ7g/default.jpg) | In Class With Peace Corps Volunteers in Africa, Asia | 4:10 | 28,310 | |
![](https://i.ytimg.com/vi/OXvD4X9qfqU/default.jpg) | States Put Pressure on Public Worker Unions | 4:10 | 35,688 | |
![](https://i.ytimg.com/vi/60SPFovGSvU/default.jpg) | Long History, Unclear Future for 'Golden Rice' | 4:10 | 14,464 | |
![](https://i.ytimg.com/vi/6VTRKaQ8YSw/default.jpg) | How Can a Country Disconnect Itself From the Internet? | 4:10 | 47,658 | |
![](https://i.ytimg.com/vi/TQypJ7KSq3I/default.jpg) | A Possible Safe New Way to Kill Mosquitoes That Spread Malaria | 4:10 | 28,953 | |
![](https://i.ytimg.com/vi/doe4Y1dL4pA/default.jpg) | South Sudan Works to Rebuild Higher Education | 4:50 | 25,169 | |
![](https://i.ytimg.com/vi/ukCg0W73Vsw/default.jpg) | A Stock Market Big Enough to Stretch Across the Atlantic | 4:10 | 42,177 | |
![](https://i.ytimg.com/vi/fGi5VbThszs/default.jpg) | 'Green Super Rice' About Two Years Away for Asia, Africa | 4:00 | 14,974 | |
![](https://i.ytimg.com/vi/RMGju6jGt0E/default.jpg) | At Frederick Douglas House, Learning How an Escaped Slave Became a Leader | 3:50 | 43,807 | es en una lista |
![](https://i.ytimg.com/vi/ftbmO4D4DK4/default.jpg) | Studying How Plastic Pollution Enters Ocean Food Supply | 4:57 | 70,306 | es en una lista |
![](https://i.ytimg.com/vi/LD90NWiqZEg/default.jpg) | Looking for Answers to Rising Coffee Prices | 3:59 | 57,413 | |
![](https://i.ytimg.com/vi/uEDHNaQJ3o8/default.jpg) | Egypt Not Alone in Its Economic Problems | 4:00 | 38,326 | |
![](https://i.ytimg.com/vi/156dkkiQWKo/default.jpg) | Next Google Chief Knows Company; Jobs' Latest Leave at Apple | 4:00 | 28,730 | |
![](https://i.ytimg.com/vi/ICIPAopIDjo/default.jpg) | Comparing American and Chinese Parents | 4:30 | 156,798 | |
![](https://i.ytimg.com/vi/HoPYt-B5uec/default.jpg) | Jakarta Holds Southeast Asian English Olympics | 3:59 | 25,466 | |
![](https://i.ytimg.com/vi/EeT3OSmDpVU/default.jpg) | Can America Win the Education Race? | 3:58 | 31,474 | |
![](https://i.ytimg.com/vi/EuaN6Hz3Eh4/default.jpg) | WHO Says Alcohol Abuse a Leading Cause of Death, Disability | 4:20 | 26,708 | |
![](https://i.ytimg.com/vi/qrGBZY2686Y/default.jpg) | A Fatter World, Yet Fewer Cases of High Blood Pressure | 3:59 | 18,270 | |
![](https://i.ytimg.com/vi/AfdtYdF9Cl4/default.jpg) | Why Doctors May Not Always Try to Save a Fingertip | 3:58 | 17,917 | |
![](https://i.ytimg.com/vi/wsP6P5B05A4/default.jpg) | US Lets Farmers Plant Biotech Sugar Beets, With Conditions | 3:59 | 11,979 | |
![](https://i.ytimg.com/vi/Amv54PoQH_0/default.jpg) | Fish Farms May Soon Supply More Than Half the World's Catch | 4:10 | 14,976 | |
![](https://i.ytimg.com/vi/6vOlRdBGyDE/default.jpg) | Bags Help Farmers Protect Harvests From Air and Insects | 3:58 | 10,337 | |
![](https://i.ytimg.com/vi/17Am4AMry3M/default.jpg) | Group Offers Shortwave Radios to Poor Communities | 4:00 | 43,842 | |
![](https://i.ytimg.com/vi/84fzGEftSsA/default.jpg) | Egyptians Gain a Voice With Social Media Service Used by Stars | 3:57 | 28,468 | |
![](https://i.ytimg.com/vi/weHRR1buync/default.jpg) | 2000 Years of Computing History at a Museum in California | 3:58 | 36,971 | |
![](https://i.ytimg.com/vi/MS0sITpIuik/default.jpg) | Virginia Ages Into a Fine Winemaking State | 4:18 | 44,575 | es en una lista |
![](https://i.ytimg.com/vi/RbM6GMygStA/default.jpg) | Giving Awards to People Who Make Peace by Seeking Common Ground | 3:17 | 35,646 | es en una lista |
![](https://i.ytimg.com/vi/XH-ZNHTzSlk/default.jpg) | When a Cut Finger Is More Serious Than It Might Seem | 4:00 | 37,630 | |
![](https://i.ytimg.com/vi/FNy9lqXd3wE/default.jpg) | Classes Start in March at Internet Training Center in Togo | 4:10 | 33,243 | |
![](https://i.ytimg.com/vi/D73faGwRDDo/default.jpg) | Airport Security Could Go to 'Electronic Sniffer Dogs' | 4:10 | 32,733 | |
![](https://i.ytimg.com/vi/aaTdpZONBto/default.jpg) | WHO Chief Warns of Risk to 'Winning Streak' for Public Health | 3:59 | 14,175 | |
![](https://i.ytimg.com/vi/hjyC2m7k4MI/default.jpg) | Anxious Students Gain on Tests by Writing About Fears | 3:58 | 23,340 | |
![](https://i.ytimg.com/vi/rrJAB80z4-E/default.jpg) | Business English Speakers Can Still Be Divided by a Common Language | 4:10 | 195,133 | |
![](https://i.ytimg.com/vi/Q5jzl0vospU/default.jpg) | Finding Capital in 'Dark Pools' and Angel Investors | 3:59 | 34,887 | |
![](https://i.ytimg.com/vi/-h2ygVes1So/default.jpg) | Looking to Africa for Ideas About How to Fight Hunger | 4:00 | 14,785 | |
![](https://i.ytimg.com/vi/9i2ZwE3nzIk/default.jpg) | World Food Prices Expected to Stay High or Keep Rising | 3:58 | 29,471 | |
![](https://i.ytimg.com/vi/uyBR3BaW3nQ/default.jpg) | Mentors Try to Improve Lives of Homeless Children | 3:58 | 21,440 | |
![](https://i.ytimg.com/vi/Jmk1Lews_74/default.jpg) | All Eyes Were on Tablets at CES in Las Vegas | 4:00 | 126,065 | |
![](https://i.ytimg.com/vi/Q01ZVI1FAlo/default.jpg) | Congresswoman May Owe Life to Luck and 'Battlefield Lessons' | 4:30 | 50,416 | |
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