The Leading Edge

  • February 22, 2017  

    Astronomers have identified seven Earth-sized planets orbiting a star that’s just a mere 230 trillion miles from our own planet, raising the tantalizing prospect of life in a solar system beyond our own. Science correspondent Miles O’Brien joins Hari Sreenivasan to discuss how they made the discovery and what it means. Continue reading

  • February 15, 2017  

    Since the election, members of many scientific and research groups have been archiving government data they believe could be jeopardized by the new administration. Their fear is that without data, you can’t have environmental regulation. Science correspondent Miles O’Brien took a look at one of those efforts underway at New York University. Continue reading

  • February 8, 2017  

    For some patients, the body’s own natural immune system is being used to fight their cancer. Meet a woman who has lived years past her doctors’ prognosis, thanks to the emerging field of immunotherapy. Then Hari Sreenivasan discusses the promise and limits of the treatment with Matt Richtel of The New York Times and Jeff Bluestone, director of the UCSF Hormone Research Institute. Continue reading

  • February 1, 2017  

    A new research analysis suggests the mortality rate of cervical cancer is higher than we thought, especially among African-American women. Miles O’Brien talks with Dr. Jennifer Caudle of the Rowan University School of Osteopathic Medicine about the findings, as well as the racial disparities in health care. Continue reading

  • January 25, 2017  

    For C.J. Hardin, an Army veteran, dealing with post-traumatic stress disorder is an everyday feat. After years of pills and therapy failed to help his disorder, Hardin knew he needed an alternative. So he turned to a surprising substitute that’s at the forefront of a revolution in neuroscience and medicine: psychedelics like MDMA and psilocybin. Science correspondent Miles O’Brien reports. Continue reading

  • January 18, 2017  

    Limitless power with virtually no greenhouse gases or radioactive waste. If that sounds too good to be true, that’s because it is. For decades, researchers have looked for ways to control, confine and sustain fusion as an energy source. But there has been a lot of progress on a small scale, building on years of physics understanding and progress. Science correspondent Miles O’Brien reports. Continue reading

  • January 11, 2017  

    President Obama is passionate, and vocal, about combating climate change. As his tenure draws to a close, science correspondent Miles O’Brien reviews the administration’s environmental policy — from the 2009 “cap-and-trade” climate bill, to the 2015 Paris accord, to executive orders on greenhouse gas emissions — in assessing the president’s legacy. Continue reading

  • January 4, 2017  

    The next generation of nuclear power is coming, as concerns about climate change bring the industry out of hibernation. Science correspondent Miles O’Brien reports on how new startups and young scientists are hoping to develop solutions for safely generating vast amounts of nuclear energy. Continue reading

  • December 28, 2016  

    What did 2016 mean for science? Science correspondent Miles O’Brien sits down with William Brangham to discuss some of the more remarkable discoveries, innovations and setbacks this year, including the confirmation of one of Einstein’s major predictions, the global outbreak of Zika, a breakthrough in gene editing, self-driving cars and more. Continue reading

  • December 21, 2016  

    Over a thousand years ago, Polynesians followed the stars in the Mauna Kea sky on their path to Hawaii. Those stars are now of interest to astronomers, who believe the mountain’s summit is the perfect spot to build a giant, cutting-edge telescope. But native Hawaiians view that peak as a sacred space. Science correspondent Miles O’Brien reports for the second in our series about the controversy. Continue reading

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