title: The Power of Light : The Epic Story of Man's Quest to Harness the Sun
author: Frank Kryza
description: ...tells of inventor Frank Shumans attempt in turn-of-the-century Egypt to design solar engines to pump the Nile's water.... -- <i>Electronic Green Journal, Spring 2004, Issue 20</i><br /><br />Kryza's informative and entertaining book looks at a technology that has seemed promising ... Recommended. Students of technology at all levels. -- <i>American Library Association, June, 2003</i>
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  The Dueling Machine
  
  By Ben Bova
  
  The Perfect Warrior
  
  Dulaq rode the slide to the upper pedestrian level, stepped off, and walked
  over to the railing. The city stretched out all around him-broad avenues
  thronged with busy people, pedestrian walks, vehicle thoroughfares, air cars
  gliding between the gleaming, towering buildings.
  
  And somewhere in this vast city was the man he must kill. The man who would
  kill him, perhaps. It all seemed so real! The noise of the streets, the odors
  of the perfumed trees lining the walks, even the warmth of the reddish sun on
  his back as he scanned the scene before him.
  
  It is an illusion,Dulaq reminded himself.A clever, man-made hallucination. A
  figment of my own imagina-tion amplified by a machine.
  
  But it seemed so very real.
  
  Real or not, he had to find Odal before the sun set. Find him and kill him.
  Those were the term