Published on: Tuesday, July 12, 2016
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The spectacular sight of mountain goats defying gravity on a vertical dam wall in Italy, and all because they are have a craving for some of Earth's elements essential to life.
Professor Brian Cox combines some of the most spectacular sights on Earth with our deepest understanding of the universe to reveal how the planet's beauty is created by just a handful of forces.
Forces of Nature with Brian Cox | Series 1 Episode 3 | BBC
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