• December 26, 2013  

    In our news wrap Thursday, a video message recorded by an American kidnapped in Pakistan in 2011 was released by his al-Qaida captors. Warren Weinstein, 72, pleaded for President Obama to negotiate his release. Also, African leaders arrived in South Sudan to try to help broker peace after two weeks of violence. Continue reading

  • October 29, 2013    

    This week, PBS NewsHour Science correspondent Miles O’Brien reported on new technologies engineers are using to protect coastlines from rising waters. For an expanded look at how mussels could save New York, how 600-year-old windmills enabled the Dutch to live … Continue reading

  • May 31, 2013    

    For Tuesday’s NewsHour, Science correspondent Miles O’Brien visited the barren desert canyons of New Mexico, where investigators study explosives… by building and exploding bombs. While there, they assembled a pressure-cooker bomb — the kind used in the Boston Marathon bombing. … Continue reading

  • May 14, 2013   BY  

    At the Internet Cat Video Festival in Oakland, Calif., around 6,000 people gathered on a late spring afternoon to celebrate all things feline and to watch nearly 70 minutes of hilarious cat web videos projected on a 10-story building after the sun went down. Continue reading

  • April 17, 2013    

    Watch Visual Effects artist Joe Letteri explain how the science of light diffusion made digital characters more realistic. It was near midnight in the winter of 1998 when computer graphics researcher Henrik Jensen made a discovery about light. While playing … Continue reading

  • March 20, 2013    

    Hari Sreenivasan interviews Joanne Davies about her plans to trek across Antarctica and finish what Sir Ernest Shackleton started. Next year marks the 100th anniversary of Sir Ernest Shackleton’s historic, ill-fated and ultimately failed expedition to become the first person … Continue reading

  • January 16, 2013    

    This is an edited version of a video produced by Jill Granger. To view the original video, click here. Carrie Lewis and Kelly Steele’s fifth grade students slide and spin across the classroom floor, doing the hustle, the robot and … Continue reading

  • November 29, 2012    

    After five years spent documenting the behavior of glaciers, photographer James Balog has concluded that the term “glacial pace” is an oxymoron. Once, his teammates saw a chunk of ice roughly the size of southern Manhattan — from 34th Street … Continue reading

  • November 8, 2012    

    Louis Uccellini, head of environmental prediction for the National Oceanic and Atmospheric Administration, explains the unique challenges of tracking Hurricane Sandy. Update: 6:15 p.m. ET | As Superstorm Sandy barreled its way west from the Caribbean to the Mid-Atlantic states … Continue reading

  • September 28, 2012    

    Who says a car needs a driver? California Gov. Jerry Brown signed a law on Tuesday that makes it legal for driverless cars to travel on state highways. This opens California roads to the cars — an important step for … Continue reading

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