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Dark Future of the Sun

   2010    Science
Our Sun has served Earth well for almost five billion years. It's bathed us with heat and energy. But like humans, our home star is mortal. In five billion years, it will stop nurturing its planetary offspring. The aging star will bloat out beyond the orbit of our planet incinerating all living things--including humans if we're still around.
Series: The Universe

The Search for a Second Earth

   2014    Science
Is 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.
Series: How the Universe Works
Clarkson Farm

Clarkson Farm

2021  Nature
The Cell

The Cell

  Science
One Strange Rock

One Strange Rock

2018  Science
Meltdown: Three Mile Island

Meltdown: Three Mile Island

2022  Technology
Rome

Rome

  History
Conquistadors

Conquistadors

2002  History
High Score

High Score

2020  Technology