Science Fiction, Imagining Tomorrow

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Across
  1. 4. Small tech device like phones and tablets
  2. 7. Place sci-fi often explores with planets and stars
  3. 8. Sci-fi helps us understand problems today by looking at the
Down
  1. 1. Imagined submarines and moon trips
  2. 2. Machines that might become smarter than people
  3. 3. Written by mary shelly
  4. 5. Short name for science fiction
  5. 6. Isthe main question sci-fi asks too.