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Nobel laureate Peter Agre surveys some examples of pressing problems in the United States and around the world arising from threats to water supplies.
National Institute on Aging Deputy Director Marie Bernard explains why the aging of America over the coming decades will place unprecedented strains on the U.S. healthcare system.
Ira Lamster, Dean of the Columbia University College of Dental Medicine, describes the challenges of delivering good oral care to older patients, and why integrating medicine and dentistry can improve patients' overall health.
Ralph Steinman received the 2007 Lasker Award in honor of his discovery of the dendritic cell, a critical component of the immune response. Here he describes his finding and its ongoing implications for research into cancer and immunology.
As University of Pittsburgh immunologist Olivera Finn explains, targeted immunotherapy against cancer has shown encouraging results in recent years, and could become a powerful tool when combined with personalized medicine.
Slides & Audio
May 10, 2010
William Jacobs of Albert Einstein College of Medicine describes the toll tuberculosis is taking on HIV-infected people in South Africa and recent research that may lead to the development of drugs against resistant TB strains.
Slides & Audio
May 7, 2010
Matthias Stadtfeld of the Hochedlinger lab at Massachusetts General Hospital discusses ways to increase the efficiency of producing induced pluripotent stem cells (iPSCs).
Slides & Audio
September 22, 2009
Harvard Medical School's Enrique Caballero explains why understanding cultural differences in minority populations will be an important part of addressing the diabetes epidemic.
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Neuroscientist Richard Restak thinks with the right mental exercises, our brains can be much better. Today he teams with writer Susan Orlean to talk about our brainy potential.
With our economy a shambles and our environment threatened, is there any reason to be optimistic about the future? Matt Ridley says there's scientific proof to say we should be.
Foods high in antioxidants are believed to fight oxidative stress. But what is oxidative stress? Two scientists from a recent NYAS conference break it down and discuss whether antioxidants have superpowers.
Neil deGrasse Tyson hosts the 2010 Isaac Asimov debate at the Hayden Planetarium. He and five panelists debate whether NASA should bother going back to the moon, or just focus on Mars instead.
Biologist Stewart Firestein and world-renowned perfumer Christophe Laudamiel team up to tackle the science of smell.
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