Is Water Really Necessary for Life?
Billions of dollars are pumped into extraterrestrial exploration each year in the search for the ultimate prize - the discovery of life on other planets. But are we looking in all the right places? Prof Steven A Benner, who is working with NASA on the design of the next generation of Mars probes, believes that life could flourish without any need for water. In the December issue of Current Opinion in Chemical Biology, he and his colleagues at the University of Florida describe how organisms could survive in exotic environments such as on Saturn's moon Titan.
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