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Countdown to Catastrophe

2023 Science

November 4, 2029. We face a countdown to catastrophe. A giant asteroid hurtles towards Earth at 40,000 mph. It's heading straight for the eastern seaboard of the United States. The space rock could wipe out an entire city and cause widespread devastation. Can Earth survive? Now, experts confront the story of this fictional asteroid event to d ...etermine what could happen, and how it might be stopped. Show More

Series: How the Universe Works Season 11

Volcano Apocalypse

2021 Science

Beneath Yellowstone National Park, lies the biggest volcano on Earth. An eruption in the past was so big it plunged the earth into a volcanic winter that lasted years. A super-eruption would be more than millions of Hiroshima bombs going off all at once. It would be even worse than an asteroid impact: Entire cities lost beneath ash, people an ...d animals crushed alive, power networks destroyed, sun dimmed across the globe, harvests failed, widespread famine. Could this nightmare really happen? We will use the latest scientific data to uncover the danger beneath us, as we see our planet like never before. Show More

Series: X-Ray Earth

Secrets of the Asteroids

2021 Science

The mission of NASA's Osiris-Rex is to intercept a giant space rock and crack the mysteries of a potential killer asteroid. Can it unlock how asteroids kick-start life on Earth and reveal why they might be our ticket to other worlds? To find out, we take a ride with one of NASA's most ambitious missions to investigate a space rock in more det ...ail than ever before, to reveal how asteroids will rewrite the past and forge the future of our solar system. Show More

Series: Space Deepest Secrets Series 8

Asteroid Apocalypse: The New Threat

2019 Science

How is the universe put together? How is it built? And how does it actually work? How the Universe Works Series 8 shows the inner workings of our planet, the solar system, the galaxies and the universe itself.
In the first episode, if a massive asteroid collides with earth, it could end life on our planet as we know it. New discoveries a ...nd cutting-edge tech reveal just how close we are to apocalypse and what it would take for the world's leading space agencies to stop it. Show More

Series: How the Universe Works Series 8

Rise of the Mammals

2020 Science

Sixty-six million years ago, an asteroid wiped out the dinosaurs in a fiery global catastrophe. But we know little about how their successors, the mammals, recovered and took over the world. Now, hidden inside ordinary-looking rocks, an astonishing trove of fossils reveals a dramatic new picture of how rat-sized creatures ballooned in size an ...d began to evolve into the vast array of species. Show More

Escape

2018 Technology

Huge asteroids have smashed into the earth, and turned it into an enveloped fire, uninhabitable to almost all life on the surface. The world will get hit again. It's just a matter of when. So, what should we do as a species? Should we just, like the dinosaurs, look up and die? The reasons the dinosaurs are extinct is they didn't have a space ...program. We do. We have the capability to perhaps escape the Earth.
Astronaut Chris Hadfield believes the only chance for human survival is to escape from Earth and build a space colony, but there are real barriers. Show More

Series: One Strange Rock

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