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  Carolina Cranesbill (Geranium carolinianum) Flower Self-pollination

  January 24, 2013 at 10:30 am / Evolution, Natural history, NatureDocumentaries.org, Video

  Dr. Rebecca Shirk has studied genetic diversity and adaptation in native and invasive populations of Carolina cranesbill (Geranium carolinianum) during her PhD project in Department of Plant Biology at the University of Georgia in Athens. Flowers of this genus has a quite diverse pollination strategy. Flowers come in a staggering diversity of forms. There are huge flowers; tiny flowers; flowers that never open; flowers with patterns that can’t be seen by the human eye; and extremely specialized flowers that are […]

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  One Voice in the Cosmic Fugue – Carl Sagan (1980)

  January 23, 2013 at 11:22 pm / Evolution, Molecular Nature, Video

  The Cosmos, is a thirteen part documentary produced written and presented by Carl Sagan aiming to expand public understanding of science. It is one of the most successful series and is perhaps the best one for telling the fascinating history of science reaching audiences in 60 countries since it has been aired. It inspired generations to become scientists from all over the world. It was written with such poetic vigor that in title of every episode there is an attractive […]

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  Kozmik Bestede Bir Nota – Carl Sagan (1980)

  January 23, 2013 at 11:15 pm / Evolution, Video

  Carl Sagan 1980’li yıllarda televizyonu olan pek çok evin salonuna misafir olmuş Amerika’lı bir astronomdur. Onüç bölümden oluşan Kozmoz dizisi 6.3 milyon dolarlık bir bütçe ile hazırlanarak 60’dan fazla ülke televizyonunda yayınlandı. Gelmiş geçmiş en başarılı bilim belgeselinin tarzı öylesine şiirseldir ki, bölümlerin başlıkları bile işlenen konuyu kavramada yardımcı derin benzetmeler içeren özenle seçilmiş kelimelerden oluşur. Carl Sagan, “kişisel bir yolculuk” olarak nitelediği eserinde bizleri yolculuğuna yoldaş eder. Bilim tarihinde nefes kesici bir gezintiye çıkarız birlikte. Dizi içinde bir biyolog […]

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