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NOVA Presents

NOVA Presents

Auteur(s): GBH
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Ever wonder what's really going on in the world of science? We've got you covered. Join us for conversations with the researchers making tomorrow's breakthroughs, deep dives into the universe's biggest mysteries, and clear explanations of the discoveries that matter most. We're talking climate breakthroughs, space mysteries, AI developments, and quantum leaps, all explained by the people doing the work.


Whether you're curious about breaking headlines, fascinated by black holes and alien worlds, or ready for mind-bending conversations with brilliant scientists, NOVA Presents delivers four incredible series that make complex science feel like chatting with your smartest friend. For over 50 years, NOVA has been your trusted guide to understanding the world, now we're bringing that same curiosity and clarity straight to your ears. Come explore with us.


Discover more NOVA content and subscribe to our YouTube channel.

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  • How Many Leaves Are on a Tree? | Kirk Johnson

    How Many Leaves Are on a Tree? | Kirk Johnson
    Apr 29 2026

    Need to know how many leaves are on that tree? Paleobotanist Dr. Kirk Johnson shares the surprisingly nerdy method—because you never know when leaf math will come in handy.

    For more, check out the extended interview with Kirk Johnson.

    Learn more about NOVA and subscribe to our YouTube channel.

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    2 min
  • Decoding the Great Pyramid

    Decoding the Great Pyramid
    Apr 28 2026

    What engineering secrets lie within the Great Pyramid, and who really built it? Innovations like rope‑sewn boats, laser‑precise alignments, and hidden internal chambers reveal a building team with knowledge far ahead of its time. Uncover clues buried around Giza that point to a surprising truth about the workforce responsible for one of history’s greatest construction projects.

    To watch the full film, visit https://www.pbs.org/wgbh/nova/video/decoding-the-great-pyramid/

    Learn more about NOVA and subscribe to our YouTube channel.

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    22 min
  • The Air You Breathe Is Bacteria Poop | Peter Girguis

    The Air You Breathe Is Bacteria Poop | Peter Girguis
    Apr 22 2026

    Long before trees and grass, microbes were shaping our atmosphere. Evolutionary biologist Peter Girguis explains how ancient bacteria learned to split water for energy, and why their waste product changed Earth forever.

    For more, check out the extended interview with Peter Girguis.

    Learn more about NOVA and subscribe to our YouTube channel.

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    1 min
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