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Known Universe

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It's called "Known Universe," but this series explores some of the most fascinating mysteries of science. What is the likelihood of life on other planets? Could an asteroid wipe out the human race? What can volcanic activity on Jupiter tell us about deadly weather on Earth? Each hourlong episode dissects a specific topic using time-lapse sequences, slow-motion footage and computer animations that bring to life the latest research. And prominent experts guide viewers through the details and concepts to shed light on these astonishing aspects of our universe.

Latest episodes

aired 775 days ago
The collisions that created Earth and the moon; the people who work to stave off the apocalypse; violent impacts deep in the cosmos.
aired 775 days ago
Examining violent spots in space.
aired 775 days ago
Scientists search for planets with characteristics similar to Earth to see if they can support life.
aired 775 days ago
A look at the tools, techniques and materials that will be needed to build homes in space.
aired 879 days ago
The dangers of living in outer space.
aired 893 days ago
An exploration of volcanic eruptions throughout the solar system.
aired 893 days ago
The future of space travel and the time and distances involved in getting from Earth to the great beyond.
aired 900 days ago
Observations of the cosmos help ancient peoples create things that put mankind on the path to modern civilization.
aired 900 days ago
Earth's weather is compared to that of other planets; cataclysmic space weather that could cripple life on Earth.
aired 975 days ago
The circle of life from beginning to end.
aired 989 days ago
Using interplanetary phenomena to help predict natural disasters; physical sources of earthquakes and volcanoes beneath the Earth's crust.
aired 1,080 days ago
Exploring innovative ideas may allow people to harness raw materials in space.
aired 1,094 days ago
Transforming technology for the future.
aired 1,094 days ago
The latest advances in technology give scientists the tools to explore the far reaches of space and the depths of Earth's oceans.