• September 6, 2011  

    The collapse of the Twin Towers served as a stark and stunning reminder to architects and engineers of the value of using concrete to protect skyscrapers from the ravages of fire. Miles O’Brien reports on how the design of skyscrapers has changed since 9/11. This report was produced in collaboration with the PBS program “NOVA.” Continue reading

  • September 5, 2011    

    Marathon finish line blankets. Photo by NASA Spinoff Magazine. Variations of many NASA inventions, initially developed for space travel and exploration, have worked their way into consumer culture, ranging from common household items to complex medical technology. Since 1973, when … Continue reading

  • September 5, 2011    

    Photo by Flickr user billyblackbear38. James Locke, a flight surgeon at NASA’s Johnson Space Center in Houston, has made dozens of people sick in the name of science. When he puts subjects in a spinning chair designed to induce motion … Continue reading

  • September 5, 2011    

    A man paddles a canoe through flood waters in Lafitte, La. Photo by Sean Gardner/Getty Images. After sweeping through Louisiana, Mississippi and Alabama Sunday morning, causing flooding in low-lying areas and leaving thousands without power, a weakened storm is continuing … Continue reading

  • September 2, 2011    

    President Obama has reversed course on proposed smog standards, a victory for business interests that had decried the smog restrictions on the grounds that they should be postponed — until at least 2013 — due to the recession. The Environmental … Continue reading

  • September 1, 2011    

    iPods charging. Photo by Flickr user Stephen Hackett. Cancer screening…is there an app for that? Not quite, but a newly developed device run by an iPod Touch, iPad or Android tablet could help diagnose cancers in poor or rural settings, … Continue reading

  • September 1, 2011    

    Photo by T. J. Watt On Thursday’s NewsHour, we will feature an excerpt of the film “If a Tree Falls: A Story of the Earth Liberation Front,” which looks at the radical environmental group through the transformation of one of … Continue reading

  • September 1, 2011  

    In “If a Tree Falls: A Story of the Earth Liberation Front,” filmmaker Marshal Curry looks at radical environmentalists who were named a top domestic terrorist threat by the FBI. This excerpt is part of The Economist Film Project series of independently produced films aired in partnership between The Economist and the NewsHour. Continue reading

  • August 31, 2011  

    Texas is caught in the grip of a devastating heat wave that has created the worst year of drought in the state’s history. Gwen Ifill discusses the extreme conditions and their toll on crops, livestock and homes with NPR correspondent Wade Goodwyn. Continue reading

  • August 30, 2011    

    This laser projection system is a form of augmented reality. Different symbols can be projected to show workers what to do, such as trim the chicken before packaging. Photo by Georgia Tech Research Institute. In the Harry Potter world, characters … Continue reading