Title: Life in the Universe
Headings: Questions and Answers about Life in the Universe
Questions and Answers about Life in the Universe
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Content: It seems very unlikely in the last... oh, about 14 billion years that there has not been life forms existing on another planet. Currently, there are about 50 extra-solar planets that have been discovered. �And these discoveries were made within the past couple of decades. �So there are many, many more planets out there and surely one of them must be able to sustain life. But that brings us to the question of what are the conditions of sustaining life. �To us humans� condition of life means liquid water, oxygen, and warm climate. �But that's not necessarily true. �We know that there's life at some of the most hostile environments imaginable, such as in the great depths of the ocean. �In the deep parts of the ocean, it's dark, cold, and has great pressure. �We can't live there, but we know life exists there.