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Nassif, Thomas Harttung; Zeller, Nancy – American Biology Teacher, 2006
Humans have long pondered the question of life's origins on Earth and sought to understand their place in the vast expanse of the Universe. Are they alone, in which case the inception of life is a phenomenon unique to planet Earth, or will they find signs of life on other terrestrial bodies? Today, technology allows space probes and rovers to…
Descriptors: Science Curriculum, Science Instruction, Astronomy, Biology