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    4.5 Billion Years in 1 Hour

    Kurzgesagt – In a Nutshell

    4 HN recommenders · recommended in 4 months, 2023–2025

    YouTube

    1:03:31 · 18M views · Nov 10, 2023

    Kurzgesagt's hour-long animated film that compresses Earth's 4.5 billion year history into one hour, roughly a million years per second. It follows the evolution of life through to humanity's tiny final stretch.

    HN commenters recommend it for the sense of perspective it gives on deep time and how brief human history is.

    Earth, Energy & EnvironmentGeology & earth scienceEvolution & geneticsCosmology & astrophysics
    1. 8:39
      How to Move the Sun: Stellar EnginesKurzgesagt – In a Nutshell20M views • 6 years ago
    2. 7:45
      Why Meat is the Best Worst Thing in the World 🍔Kurzgesagt – In a Nutshell14M views • 8 years ago
    3. 55:50
      Dan Britt - Orbits and Ice Ages: The History of ClimateTheIHMC883K views • 14 years ago
    4. 9:35
      Ancient Life as Old as the UniverseKurzgesagt – In a Nutshell8.6M views • 3 years ago
    5. 7:09
      A New History for Humanity – The Human EraKurzgesagt – In a Nutshell10M views • 9 years ago
    6. 10:19
      What Fossils Will We Leave Behind in 65 Million Years?Curious Droid321K views • 7 years ago
    7. 9:39
      What Happened Before History? Human OriginsKurzgesagt – In a Nutshell24M views • 10 years ago
    8. 29:21
      TIMELAPSE OF THE FUTURE: A Journey to the End of Time (4K)melodysheep113M views • 7 years ago
    9. 10:29
      Are There Lost Alien Civilizations in Our Past?Kurzgesagt – In a Nutshell14M views • 4 years ago
    10. 6:40
      Overpopulation – The Human Explosion ExplainedKurzgesagt – In a Nutshell14M views • 9 years ago
    11. 14:11
      We WILL Fix Climate Change!Kurzgesagt – In a Nutshell12M views • 4 years ago
    12. 7:10
      The Intense 8 Hour Hunt | Attenborough Life of Mammals | BBC EarthBBC Earth17M views • 16 years ago
    13. 1:57:04
      David Reich — How one small tribe conquered the world 70,000 years agoDwarkesh Patel2.1M views • 2 years ago
    14. 12:31
      The Last Human – A Glimpse Into The Far FutureKurzgesagt – In a Nutshell15M views • 4 years ago
    15. 4:48
      Hans Rosling's 200 Countries, 200 Years, 4 Minutes - The Joy of Stats - BBCBBC11M views • 15 years ago
    16. 9:13
      Worst Nuclear Accidents in HistoryKurzgesagt – In a Nutshell11M views • 5 years ago
    17. 54:41
      Jack Szostak (Harvard/HHMI) Part 1: The Origin of Cellular Life on EarthScience Communication Lab378K views • 14 years ago
    18. 9:14
      Your Body Killed Cancer 5 Minutes AgoKurzgesagt – In a Nutshell10M views • 3 years ago
    19. 7:21
      How to Cure Aging – During Your Lifetime?Kurzgesagt – In a Nutshell8M views • 9 years ago
    20. 1:16:17
      In Search Of A Flat EarthFolding Ideas4.9M views • 6 years ago

    4 comments from Hacker News

    1. @sillysaurusxNov 2023· in “Before-and-after images show how Greenland's glaciers have rapidly retreated”

      Kurzgezazegg’t posted a video showing all of the Earth’s six billion year history in one hour. Time flows at about a million years per second: this video It gives a nice perspective, and it’s a visceral reminder that the planet has been through far worse than us. I find it comforting that even if we drive ourselves to extinction, life itself will continue on. And in the multicellular era, too. This is important, because whoever (or whatever) comes after us might still have a shot at colonizing Mars. It may seem like Earth has lots of time to do it, but the video shows just how precious our tiny slice is.

      Strongly recommendsView on HN
    2. @gcanyonNov 2024· in “NASA: Mystery of Life's Handedness Deepens”

      For a really brilliant visualization of the time scale, I can't recommend this Kurzgesagt video highly enough. It's an animation of the condition of the entire history of the Earth, at 1.5 million years per second of video. this video

      Strongly recommendsView on HN
    3. @8fingerlouieApr 2025· in “How many supernova explode every year?”

      Technically you can live forever in a universe that is completely empty, it'll just be a lot of cold dark nothing for eternity. Living forever is such a strange desire, considering that complex life has existed on earth for just a fraction of the time it has existed, and humanity even less than that. I recommend watching the Kurtzgesagt video called All of History in one hour ( this video ). It displays all of earths history in one hour, and humanity is merely a few seconds of it. Earth is ~4.5 billion years old, that's 4500000000 years, and in 1300000000 years it will be uninhabitable by humans, and in another 4.5 billion years (roughly 3.2 billion years after becoming uninhabitable) it will be engulfed by the sun. Assuming humanity manages interstellar space flight you could possibly escape earth and live somewhere else until that also dies, but in case it is not practical or possible, you get to enjoy 3.2 billion years of literally choking and being burned alive on earth. Assuming you did escape earth (or you're immortal so escaping doesn't matter) In 1000000000000 years the last star will be born, and in 100000000000000 years the last star will die out. You now have an extremely long time to enjoy suffocating in hard vacuum with your body being boiled by the low pressure, and all in complete darkness until the heat death of the universe occurs in roughly 10000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 years

      RecommendsView on HN
    4. @nlehuenAug 2024· in “Matching dinosaur footprints found on opposite sides of the Atlantic Ocean”

      This video puts things into perspective, mapping the whole of 4.5B years of Earth history to 1 hour: this video

      RecommendsView on HN