Searching for extraterrestrial life is like trying to meet someone in Manhattan with no prearranged place or time
Something 20 times Jupiter's size may be orbiting a nearby star
Dale Andersen, a researcher at the SETI Institute, discusses everything from microbes in Antarctica to intelligent extraterrestrials.
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Scientists begin the search for DNA on Mars
SETI has come a long way over the years, but is the search really important?