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  • 1:00:12 Cosmos: A Personal Voyage, Ep. 02 "One Voice in the Cosmic Fugue"

    Cosmos: A Personal Voyage, Ep. 02 "One Voice in the Cosmic Fugue"

    17 views / 0 likes - added

    Sagan discusses the story of the Heike crab and artificial selection of crabs resembling samurai warriors, as an opening into a larger discussion of evolution through natural selection (and the pitfalls of intelligent design). Among the topics are the dev

  • 04:52 We May Have Just Unlocked a Secret to How Life Started on Earth

    We May Have Just Unlocked a Secret to How Life Started on Earth

    136 views / 0 likes - added

    Scientists have been trying to piece together the chemical recipe for how the building blocks of life originated. Now, they may have found it. A New Genetic Alphabet Is Creating Things Nature Has Never Seen - https://youtu.be/X3uHfRVjVVI Read More: Chemis

  • 07:09 What Is the RNA World Hypothesis?

    What Is the RNA World Hypothesis?

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    Click this link to take a survey about the video: https://www.surveymonkey.com/r/VS8SNBH All living creatures today reproduce and evolve using a complex gene-enzyme cycle. If we look at a cell, for example, information encoded in its genes is used to prod

  • 00:54 mRNA processing and the Spliceosome

    mRNA processing and the Spliceosome

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    Visualisation of the spliceosome molecular mechanism and processing of newly transcribed RNA into mRNA. Created for E.O.Wilson’s Life on Earth interactive textbook of biology (2014), available for free from iBook Store

  • 03:22 Why The Octopus Is The Weirdest Animal On Earth

    Why The Octopus Is The Weirdest Animal On Earth

    143 views / 0 likes - added

    Octopuses are unlike any other organism on Earth. They can regrow limbs, change colors whenever they want, and use tools to their advantage. But perhaps the most unique thing an octopus can do is edit its RNA. By editing their RNA, octopuses make temporar

  • 02:53 How Can This Super Hot Planet Have Ice?

    How Can This Super Hot Planet Have Ice?

    272 views / 1 likes - added

    Mercury is one of the hottest planets in our solar system, but that doesn't stop it from having water ice. NASA's MESSENGER probe discovered the water ice after an eight year journey through our solar system. NASA'S UNEXPLAINED FILES Tuesdays 10/9c on Sci

  • 04:08 RNAi: Slicing, Dicing And Serving Your Cells - Alex Dainis

    RNAi: Slicing, Dicing And Serving Your Cells - Alex Dainis

    364 views / 0 likes - added

    View full lesson: http://ed.ted.com/lessons/rnai-slicing-dicing-and-serving-your-cells-alex-dainis RNA, the genetic messenger, makes sure the DNA recipe gives your cells exactly what they ordered. But sometimes that means inhibiting some other RNA that go

  • 11:30 Molecular Structure Of RNA

    Molecular Structure Of RNA

    249 views / 0 likes - added

    Molecular structure of RNA

  • 15:24 RNA Transcription And Translation

    RNA Transcription And Translation

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    RNA transcription and translation

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  • 10:18 Mercury: Crash Course Astronomy #13

    Mercury: Crash Course Astronomy #13

    631 views / 5 likes - added

    Mercury is the closest planet to the sun. It has no atmosphere and is, as such, covered in craters. It's also incredibly hot but, surprisingly, has water ice hiding beneath its surface. -- Table of Contents Closest Planet to the Sun 0:03 Rotation Locked t

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  • 14:08 DNA, Hot Pockets,&The Longest Word Ever: Crash Course Biology #11

    DNA, Hot Pockets,&The Longest Word Ever: Crash Course Biology #11

    451 views / 0 likes - added

    Hank imagines himself breaking into the Hot Pockets factory to steal their secret recipes and instruction manuals in order to help us understand how the processes known as DNA transcription and translation allow our cells to build proteins. Crash Course B

  • 12:59 DNA Structure and Replication: Crash Course Biology #10

    DNA Structure and Replication: Crash Course Biology #10

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    Hank introduces us to that wondrous molecule deoxyribonucleic acid - also known as DNA - and explains how it replicates itself in our cells. Crash Course Biology is now available on DVD! http://dftba.com/product/1av/CrashCourse-Biology-The-Complete-Series


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