article_snippet: Scientists have revealed a huge breakthrough in the search for life on other planets.
article_snippet: That activity would make the moon an even more attractive place in the hunt for microbial life.
article_snippet: On Earth, scientists have found weird life forms living in hydrothermal vents on the ocean bottom where there's no sunlight.
article_snippet: The implications of such activity on a world other than our planet open up unprecedented scientific possibilities, Nasa said. '
article_snippet: The locations in our solar system where extreme environments occur in which life might exist may bring our closer to answering the question: are we alone in the Universe.'