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  1. www.youtube.com › playlistWatch Full Episodes and Documentaries | PBS - YouTube

    A selection of PBS full episodes, films and documentaries, right here on YouTube! Find the latest full episodes from NATURE, NOVA, FRONTLINE, AMERICAN EXPERI...

  2. www.pbs.org › video › how-evolution-works-and-how-we-figured-it-out-4rjwh8Eons | How Evolution Works (And How We Figured It Out) | Season 2...

    13 cze 2019 · Today, when this series of events happens within a species, we call it microevolution. It’s how a single species responds to changes in the environment. On a broader scale, we call it ...

  3. www.pbs.org › newshour › scienceScience | PBS News

    Follow PBS NewsHour’s complete coverage of Science and Technology stories.

  4. en.wikipedia.org › wiki › Phosphate-buffered_salinePhosphate-buffered saline - Wikipedia

    Phosphate-buffered saline (PBS) is a buffer solution (pH ~ 7.4) commonly used in biological research. It is a water-based salt solution containing disodium hydrogen phosphate , sodium chloride and, in some formulations, potassium chloride and potassium dihydrogen phosphate .

  5. www.pbs.org › wgbh › novaBeyond the Elements: Life | NOVA - PBS

    17 lut 2021 · To find out, host David Pogue investigates the surprising molecules that allowed life on Earth to begin, and ultimately thrive. Along the way, he finds out what we’re all made of—literally.

  6. www.pbs.org › wgbh › novaHome | NOVA | PBS

    Now, using the latest scientific imagery and stunningly realistic animations, planetary scientists take us on a journey across the solar system to uncover new revelations about our celestial...

  7. www.pbs.org › newshour › tagbiology | PBS News

    26 sie 2024 · The wonder of the world's creatures inspired him to study biology, a field that illuminates which of Earth’s beings are related to one another -- and how an event…. Science Apr 25. Watch 6:47 ...