>"Our conclusion then is that life is continually arriving to Earth from space, life is not restricted to this planet and it almost certainly did not originate

>"Our conclusion then is that life is continually arriving to Earth from space, life is not restricted to this planet and it almost certainly did not originate here." >"If life does continue to arrive from space then we have to completely change our view of biology and evolution," Prof Wainwright added. "New textbooks will have to be written." I think that really sums it up nicely.