View Full Version : Life on Earth and Other Worlds Could Last Longer Than Expected

2009-Jun-16, 12:20 AM
Most scientists predict that in about a billion years, the sun’s ever-increasing radiation will have scorched the Earth beyond habitability. The breathable air will be toast, the carbon dioxide that serves as food for plant life will disappear, the oceans will evaporate; and all living things will disappear. Or maybe not. A group [...]

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