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Improbable Planet: How Earth Became Humanity's Home is unavailable, but you can change that!

The Latest Scientific Discoveries Point to an Intentional Creator Most of us remember the basics from science classes about how Earth came to be the only known planet that sustains complex life. But what most people don't know is that the more thoroughly researchers investigate the history of our planet, the more astonishing the story of our existence becomes. The number and complexity of the...

ammonia’s candidacy led to consideration of other heat-trapping gases. In the 1980s, a team headed by geochemist James Kasting proposed the less potent greenhouse gas, carbon dioxide, as the resolution to the paradox. Kasting’s team calculated that for life to survive on Earth 3.8 billion years ago, the primordial atmosphere must have contained from 100 to 1,000 times as much carbon dioxide as it does today.[4] To answer the question of where so much carbon dioxide came from, the team suggested