How the Universe Works

Season 3 · Weapons of Mass Extinction

2010★ 8.32014-08-13

Asteroids strike, planets collide, black holes blast out death rays, volcanoes erupt and ice engulfs the planet. These are the universe’s weapons of extinction. They’ve happened before - wiping out entire species, and they will happen again. Are we next?

Bölümler

11 sezon · 9 bölüm

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1Journey from the Center of the Sun8.0How does light escape from the sun? We take a journey from the centre of the sun, following the path of light. We witness its fiery birth from in the core, its 430,000 mile battle against gravity and magnetism, and its escape from the solar surface.09 Temmuz 2014
2The End of the Universe8.0How and when will the Universe end? Gravity and dark matter are poised to annihilate the Universe in a big crunch. Expansion and dark energy may tear it apart. Or, a phase transition could kill us tomorrow in a cosmic death bubble.16 Temmuz 2014
3Jupiter: Destroyer or Savior?8.0Beneath Jupiter's clouds lie our solar system's deepest secrets: from its violent youth, through the birth of life to the death of the sun. Scientists are discovering that the solar system, the Earth and every living thing exists because of Jupiter.23 Temmuz 2014
4First Second of the Big Bang8.5The first second of the Universe, the creation of everything when space, time, matter and energy burst into existence. It is the most important second in history, which seals the Universe’s fate and defines everything that comes after - including us.30 Temmuz 2014
5Is Saturn Alive?10.0Saturn’s secrets are out. The ferocious weather, the evolving ring system and the discovery of active geology on Saturn’s moons has rewritten the textbooks. Scientists are looking for life on Saturn’s moons and they may have found it on Titan.06 Ağustos 2014
6Weapons of Mass Extinction10.0Asteroids strike, planets collide, black holes blast out death rays, volcanoes erupt and ice engulfs the planet. These are the universe’s weapons of extinction. They’ve happened before - wiping out entire species, and they will happen again. Are we next?13 Ağustos 2014
7Did a Black Hole Build the Milky Way?What built the Milky Way? New research might now have the answer, revealing an unlikely hero. At the heart of our galaxy sits a super massive black hole, one of the most destructive objects in the Universe. Could it be our creator?20 Ağustos 2014
8Our Voyage to the StarsOne day, a cosmic disaster will make life on Earth impossible. To survive, we must find a new home amongst the stars. Scientists are already developing new propulsion systems to take us to these distant worlds.27 Ağustos 2014
9The Search for a Second Earth8.0Is there another Earth out there with liquid oceans, rocky continents and life like us? Astronomers seek the answer with spectroscopy, direct imaging and telescopes. They hope to find evidence of atmospheres, magnetospheres and signs of life.03 Eylül 2014

How the Universe Works

A users' guide to the cosmos, from the Big Bang to galaxies, stars, planets and moons: where did it all come from and how does it all fit together? A primer for anyone who has ever looked up at the night sky and wondered.

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