Horizon

Around the world, astronomers are using a new generation of super-telescopes to hunt for the most mysterious objects in the universe. Looking for young stars, black holes, even other forms of life, their search promises to rewrite the story of the heavens. This film follows the men and women who are pushing the limits of science and engineering in some of the most extreme environments on earth.

Category

Documentary / Science

Original air date

2011-08-15