Courtesy Reuters

THE forces of nature filled our ancestors with awe and fear. Eclipses, great storms, even the change of the seasons gave rise to rituals of thanksgiving or appeasement. Gradually understanding lessened fear. Men learned to adjust themselves to their natural environment and even to make effective use of it. First by observation, later by experiment, men learned to relate cause to effect in the sequence of events that occur in the physical world. Such knowledge was increasingly turned to man's advantage until today we find that the structure of modern society depends on our understanding of the laws of nature

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