Épisodes

  • Uncovering the mystery of a shrouded exoplanet

    Uncovering the mystery of a shrouded exoplanet
    Mar 5 2026
    Scientists are reassessing the potential for life on Trappist 1e, an Earth-type planet orbiting a star more than 40 light years from Earth. University of Arizona planetary scientist Sukrit Ranjan explains why the latest findings are casting doubt on an exoplanet that was once a top candidate for discovering extraterrestrial life. Sukrit Ranjan spoke with Tim Swindle, professor emeritus of planetary science at the University of Arizona.
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    10 min
  • Looking at hard choices for water use in Arizona

    Looking at hard choices for water use in Arizona
    Feb 19 2026
    Seven states in the Colorado River basin failed to meet a key deadline February 14 on a plan to conserve their shared water supplies. University of Arizona Hydrology and Atmospheric Sciences professor Laura Condon talks about the difficult choices ahead for water management in Arizona amid the ongoing drought. Laura Condon spoke with Leslie Tolbert, Ph. D. Regents Professor Emerita in Neuroscience at the University of Arizona.
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    12 min
  • Studying plasma and why it matters in physics

    Studying plasma and why it matters in physics
    Feb 12 2026
    Plasma scientists investigate ionized gases and how they interact with various materials. University of Arizona mathematics professor Lise-Marie Imbert-Gerard is studying how waves of energy travel through plasma. The findings could help scientists improve nuclear fusion technology.Lise-Marie Imbert-Gerard spoke with Leslie Tolbert, Ph. D Regents professor emerita in Neuroscience at the University of Arizona.
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    8 min
  • Why fruit flies are essential for biological research

    Why fruit flies are essential for biological research
    Feb 5 2026
    Fruit flies have been crucial for researchers developing the basic principles of biology and disease. University of Arizona neuroscientist Martha Bhattacharya describes how the insects became pivotal instruments in learning about human genetics. Martha Bhattacharya spoke with Tim Swindle, professor emeritus of Planetary Science at the University of Arizona.
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    12 min
  • How the science of aging fits into preventing disease

    How the science of aging fits into preventing disease
    Jan 30 2026
    Many causes of death share the same common factor, the onset of advancing age. University of Arizona biologist George Sutphin describes how our understanding of aging could transform medicine in the future. He will be the first speaker in this year's College of Science free lecture series at Centennial Hall. George Sutphin spoke with Tim Swindle, professor emeritus in Planetary Science at the University of Arizona.
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    9 min
  • Helping an endangered desert fish survive

    Helping an endangered desert fish survive
    Jan 26 2026
    Sonoyta Pupfish are native to southern Arizona and listed as critically endangered. University of Arizona professor Peter Reinthal designed a project that brought the fish to Biosphere 2's Desert Biome habitat and give it a head start on survival. Peter Reinthal spoke with Tim Swindle, professor emeritus of Planetary Science at the University of Arizona.
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    9 min
  • Investigating the health of California firefighters

    Investigating the health of California firefighters
    Jan 15 2026
    Los Angeles firefighters battled the Palisades Fire in January 2025. University of Arizona environmental health researcher Melissa Furlong talks about a study looking at the challenges the firefighters are now facing, including changes in blood proteins that can lead to cancer. Melissa Furlong spoke with Tim Swindle, professor emeritus of Planetary Science at the University of Arizona.
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    11 min
  • The importance of gut health

    The importance of gut health
    Jan 9 2026
    We often hear about feelings that come from our gut. Researchers led by University of Arizona physiologist Maya Kaelberer are working to understand how our gut and brain communicate. Their studies could lead to new strategies for addressing diet-related diseases and more. Maya Kaelberer spoke to Leslie Tolbert, Ph. D Regent's professor emerita in Neuroscience at the University of Arizona.
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    13 min