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Earth as oxygenator. Earth loses about 90 tons of gas—mainly hydrogen and helium—to space every day. That’s tiny compared to the mass of our atmosphere, so there’s no cause for alarm. But ...

But Iceland's volcanoes have had ramifications far beyond the shores of Iceland, causing climatic chaos and devastation across the planet; a fate which may one day happen again. 12. Hawaii ...

Chapter 3: Life Rising. For billions of years, life teemed in Earth’s oceans while the land was desolate and inhospitable. See how life made the leap to land, transforming a barren, rocky ...

Visit the TV show page for 'How the Earth Was Made' on Moviefone. Discover the show's synopsis, cast details, and season information. Watch trailers, exclusive interviews, and episode reviews.

It isn’t easy to figure out how the Earth was built, because it happened 4½ billion years ago, and no one was there to watch. So scientists have had to look at what the Earth looks like now and ...

Earth's tectonic history is what it is because of our planet's material composition. It's not like this on all planets, nor even all the rocky planets in our own solar system. However, the garnet ...

During the Tunguska event, over 8 million trees covering an area of 830 square miles were flattened when an asteroid entered Earth's atmosphere. When you purchase through links on our site, we may ...