While astronomers scour the skies for signs of life in outer space, biologists are exploring an enormous living world buried below the surface of the Earth.
(From McClatchy Newspapers / by Robert S. Boyd) --Scientists estimate that nearly half the living material on our planet is hidden in or beneath the ocean or in rocks, soil, tree roots, mines, oil wells, lakes and aquifers on the continents.
They call it the "subsurface biosphere," a dark world where the sun and stars don't shine. Some call it Earth's basement. Read the full story »