Episodios

  • How a warming Arctic may be eroding Indigenous history in Alaska

    How a warming Arctic may be eroding Indigenous history in Alaska
    Apr 27 2025
    In a remote part of Alaska, global warming is being blamed for endangering a treasure trove of Indigenous artifacts. Archaeologists at one dig site near the Bering Sea say they’re in a race against time. Nelufar Hedayat reports for the nonprofit news organization Evident Media. PBS News is supported by - https://www.pbs.org/newshour/about/funders
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    6 m
  • How NIH staffing cuts may delay a promising cancer treatment’s implementation

    How NIH staffing cuts may delay a promising cancer treatment’s implementation
    Apr 26 2025
    Earlier in April, doctors at the National Institutes of Health made a promising step in the fight against cancer, announcing an immunotherapy treatment was able to shrink gastrointestinal tumors for about a quarter of patients. But NIH staffing shortages, layoffs and cuts are threatening to delay the rollout of this promising development. William Brangham speaks with Dr. Steven Rosenberg for more. PBS News is supported by - https://www.pbs.org/newshour/about/funders
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    6 m
  • Coral bleaching is affecting nearly all the world’s reefs, new NOAA report says

    Coral bleaching is affecting nearly all the world’s reefs, new NOAA report says
    Apr 26 2025
    Coral reefs are a crucial part of the marine ecosystem, providing habitats for all sorts of marine life and protecting coastlines from storm damage. But scientists say rising ocean temperatures are posing a grave threat to the future of the world’s reefs. Ali Rogin reports. PBS News is supported by - https://www.pbs.org/newshour/about/funders
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    3 m
  • Gaia space observatory bids farewell after a decade of mapping the stars

    Gaia space observatory bids farewell after a decade of mapping the stars
    Apr 20 2025
    After more than a decade of mapping billions of stars across the Milky Way and beyond, a groundbreaking spacecraft is retiring. The European Space Agency’s space-based observatory known as Gaia is leaving behind a legacy of stunning discoveries that changed what we know about the universe. John Yang reports. PBS News is supported by - https://www.pbs.org/newshour/about/funders
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    4 m
  • How synthetic braiding hair may be putting Black women’s health in jeopardy

    How synthetic braiding hair may be putting Black women’s health in jeopardy
    Apr 19 2025
    For years, Black women have used synthetic braids to help style their hair. But a recent study by Consumer Reports found that these fake hair strands can contain dangerous chemicals that pose a health threat. Ali Rogin reports on the history of braiding in Black culture and speaks with Adana Llanos, co-leader of the Cancer Population Science Program at Columbia University, to learn more. PBS News is supported by - https://www.pbs.org/newshour/about/funders
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    7 m
  • Farmers turn to seaweed in attempt to reduce methane emissions from livestock

    Farmers turn to seaweed in attempt to reduce methane emissions from livestock
    Apr 14 2025
    As the world races to curb climate change, scientists are taking aim at cows, a surprisingly potent source of greenhouse gases. Science correspondent Miles O’Brien traveled from California to Mexico and Australia to explore a bold idea that could make a big impact. It's part of our series, Tipping Point. PBS News is supported by - https://www.pbs.org/newshour/about/funders
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    8 m
  • Why the military is creating artificial reefs to protect U.S. shorelines

    Why the military is creating artificial reefs to protect U.S. shorelines
    Apr 6 2025
    Artificial, human-made reefs have been deployed around the country to enhance and protect coastlines. The Department of Defense is working to deploy them in waters off its coastal military bases with its “Reefense” project. Ali Rogin speaks with Catherine Campbell, who manages the program, to learn more. PBS News is supported by - https://www.pbs.org/newshour/about/funders
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    5 m
  • Scientists work to restore wild ocelot populations with fertility treatments

    Scientists work to restore wild ocelot populations with fertility treatments
    Apr 6 2025
    While ocelots are widespread in South and Central America, in the United States they are on the brink of extinction. They were once overhunted for their coats, and now they face shrinking habitats. Researchers hope that the key to restoring this species can be found in fertility treatments. John Yang reports for our series, “Saving Species.” PBS News is supported by - https://www.pbs.org/newshour/about/funders
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    3 m
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