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Cosmic Journeys
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Cosmic Journeys

  • Recent Episodes Play all

    • Glimpsing the Birth of our Solar System - Duration: 15 minutes.

      • 3 weeks ago
      • 23,744 views
      Where do you look to glimpse the birth of a solar system like ours? Our sun is thought to have formed along with a range of stellar siblings. This star cluster likely moved out on its own, bound by...
    • The Age of Hubble - Duration: 50 minutes.

      • 3 months ago
      • 169,311 views
      An army of high-tech telescopes, led by Hubble in space, has delivered an unprecedented chain of discoveries about how galaxies took shape, how stars live and die, and how life arose. What are we l...
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    • Interstellar Space Flight - Duration: 25 minutes.

      • 9 months ago
      • 354,081 views
      Cosmic Journeys explores the challenges of interstellar flight and the technological possibilities that may one day send us on a long voyage out into the galaxy. What imperatives will define the mi...
    • Life: Destiny or Chance? - Duration: 25 minutes.

      • 10 months ago
      • 172,441 views
      Are the universe and its physical laws so fine-tuned that the rise of life is inevitable? Or is life a fluke, a lucky roll of cosmic dice? We look for the answer in the rise of two important compon...
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    • Fate of Antarctica - Duration: 25 minutes.

      • 1 year ago
      • 134,935 views
      The episode of Cosmic Journeys explores the intersection of paleoclimate and current climate science. Through its turbulent history, Antarctica has played an important role in the evolution of plan...
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    • Supervolcanoes - Duration: 28 minutes.

      • 1 year ago
      • 146,407 views
      They are eruptions so vast, so Earth-shattering, they have changed the history of our planet. Climate collapse. Toxic turmoil. Mass extinction. Worse than a killer asteroid, or nuclear war, they ar...
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    • The Search for Earth-like Planets - Duration: 27 minutes.

      • 1 year ago
      • 202,256 views
      Get the latest from the planet-hunting frontier. Find out what we are learning about our place in the cosmos from the search for earth-like planets.

      This journey started tens of thousands of years...
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    • Reinventing Space Flight - Duration: 49 minutes.

      • 1 year ago
      • 238,110 views
      Follow Dr. Ben Longmier and his team into the rugged Alaskan wilderness on a quest to build a whole new type of rocket engine. Their goal is to test sensitive components by launching them into radi...
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    • Super Hurricanes and Typhoons - Duration: 30 minutes.

      • 1 year ago
      • 474,718 views
      Hurricanes, typhoons, tropical cyclones: they are creatures of tropical seas, sweeping up heat laden waters, converting it to wind, rain, and waves. Why do a rare few evolve into colossal monsters,...
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    • Supermassive Black Hole at the Center of the Galaxy - Duration: 31 minutes.

      • 1 year ago
      • 440,689 views
      Enjoy this updated, expanded version of our Cosmic Journeys episode. Feel the pull of the largest object in our galaxy, a supermassive black hole. Astronomers are discovering its properties by prob...
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    • Earth in 1000 Years - Duration: 31 minutes.

      • 1 year ago
      • 1,740,156 views
      This edition of COSMIC JOURNEYS explores the still unfolding story of Earth's past and the light it sheds on the science of climate change today. While that story can tell us about the mechanisms t...
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    • Cosmic Journeys - Hyper Earth 4K - Duration: 11 minutes.

      • 2 years ago
      • 285,910 views
      Scientists are intensively tracking the workings of planet Earth with satellites that chart its winds, ocean currents, temperatures, plant growth, and more. They are constructing a new virtual Eart...
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  • Popular Episodes Play all

    • Mysteries of a Dark Universe - Duration: 25 minutes.

      • 3 years ago
      • 728,627 views
      Cosmology, the study of the universe as a whole, has been turned on its head by a stunning discovery that the universe is flying apart in all directions at an ever-increasing rate.

      Is the univers...
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    • The Incredible Journey of Apollo 12 - Duration: 24 minutes.

      • 3 years ago
      • 265,842 views
      It's the ultimate buddy movie, with two astronauts hitting the road and landing on the moon.

      Earth. November 14, 1969. Three astronauts, with spacesuits, food, water, and a battery of scientific ...
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    • The Riddle of AntiMatter - Duration: 24 minutes.

      • 3 years ago
      • 932,411 views
      Explore one of the deepest mysteries about the origin of our universe. According to standard theory, the early moments of the universe were marked by the explosive contact between subatomic particl...
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    • Alien Planets & Eyeball Earths: The Search for Habitable Planets - Duration: 24 minutes.

      • 4 years ago
      • 862,992 views
      Find out where to look for Extraterrestrial Life. What planets are likely to have the right conditions? And what makes Earth special? So far, in this age of planet hunting, we've yet to find anythi...
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    • Crashing into the Moon - Duration: 24 minutes.

      • 3 years ago
      • 346,914 views
      There was a time when only government agencies had the ability to blast rockets into space, or send missions to worlds beyond our own. These days, countries around the world are preparing to send m...
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    • Is the Universe Infinite? - Duration: 23 minutes.

      • 4 years ago
      • 1,845,878 views
      Explore the biggest question of all. How far do the stars stretch out into space? And what's beyond them? In modern times, we built giant telescopes that have allowed us to cast our gaze deep into ...
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    • Mars: The Earth That Never Was - Duration: 25 minutes.

      • 4 years ago
      • 847,412 views
      Did Mars long ago develop far enough for life to arise? If so, does anything still live within Mars' dusty plains, beneath its ice caps, or somewhere underground?

      In 1964 the Mariner Four spacecr...
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    • Birth of the Moon - Duration: 24 minutes.

      • 3 years ago
      • 913,278 views
      Scientists have been reconstructing the history of the moon by scouring its surface, mapping its mountains and craters, and probing its interior. What are they learning about our own planet's begin...
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    • Glimpsing the Birth of our Solar System - Duration: 15 minutes.

      • 3 weeks ago
      • 23,744 views
      Where do you look to glimpse the birth of a solar system like ours? Our sun is thought to have formed along with a range of stellar siblings. This star cluster likely moved out on its own, bound by...
    • Birth of a Black Hole - Duration: 25 minutes.

      • 2 years ago
      • 675,251 views
      It was one of the greatest mysteries in modern science: a series of brief but extremely bright flashes of ultra-high energy light coming from somewhere out in space. These gamma ray bursts were fir...
      • CC
    • Super Hurricanes and Typhoons - Duration: 30 minutes.

      • 1 year ago
      • 474,718 views
      Hurricanes, typhoons, tropical cyclones: they are creatures of tropical seas, sweeping up heat laden waters, converting it to wind, rain, and waves. Why do a rare few evolve into colossal monsters,...
      • CC
    • Cosmic Journeys - Hyper Earth 4K - Duration: 11 minutes.

      • 2 years ago
      • 285,910 views
      Scientists are intensively tracking the workings of planet Earth with satellites that chart its winds, ocean currents, temperatures, plant growth, and more. They are constructing a new virtual Eart...
      • CC
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  • Popular Clips Play all

    • The Infinite Monkey Theorem - Duration: 92 seconds.

      • 4 years ago
      • 47,608 views
      Here's a re-enactment of the famous paradox known as the "infinite monkey theorem."
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    • Preview: Attack Of The Sun - Duration: 95 seconds.

      • 4 years ago
      • 32,287 views
      The sun sinks below the horizon. The serenity of night draws near. Soon, the Earth will turn in harmony with the cosmos. But not necessarily in harmony with our star.

      The sun is sending us ominous...
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    • Where We Stand in the Cosmic Energy Continuum - Duration: 5 minutes, 52 seconds.

      • 4 years ago
      • 76,768 views
      Today, energy is very much on our minds, as we search for ways to power our civilization and serve the needs of our citizens.

      But what is energy? Where does it come from? And where do we stand wi...
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    • The Riddle of Anti-Matter - PREVIEW - Duration: 94 seconds.

      • 3 years ago
      • 35,223 views
      An international race is picking up speed... to see our universe for what it really is... and how it came to be. According to standard theory, the universe emerged from the explosive contact betwee...
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    • Mysteries of a Dark Universe - PREVIEW - Duration: 73 seconds.

      • 3 years ago
      • 40,736 views
      The scientists who made the discovery of dark energy and the accelerating universe were awarded the Nobel Prize in Physics. The discovery turned cosmology on its head by showing that time and space...
    • Is the Universe Infinite? PREVIEW - Duration: 92 seconds.

      • 4 years ago
      • 95,493 views
      Enjoy this preview, in 1080p, of our newest Cosmic Journeys episode, "Is the Universe Infinite?" Look for the full episode next week. Here's fair warning: it's packed to the gills with ideas and he...
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    • Solar Tsunami - Duration: 4 minutes, 3 seconds.

      • 4 years ago
      • 68,974 views
      The SOHO spacecraft has recorded the effect of all this rising energy. Its ultraviolet sensors show a wavy pattern of gas on the sun's surface, along with the super-hot halo of gas called the coron...
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    • Saturn's Mysterious Moons - PREVIEW - Duration: 99 seconds.

      • 4 years ago
      • 25,326 views
      This video previews an expanded-updated 1080p version of our popular Cosmic Journeys episode. Some 900 million miles from the Sun, orbiting the planet Saturn, lies a mysterious world. Enceladus is ...
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    • What an Astronaut's Camera Sees: International Space Station - Duration: 7 minutes, 1 second.

      • 4 years ago
      • 2,190,999 views
      An intimate tour of Earth's most impressive landscapes... as captured by astronauts with their digital cameras. Dr. Justin Wilkinson from NASA's astronaut team describes the special places that spa...
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