2) Research of radioactivity: the starting point for cancer treatment, for the dating techniques used on ancient objects, rocks and the universe, and for molecular biology and modern genetics.
3) Copernicuss heliocentric theory; Galileos research in astronomy.
4) Technique of cloning No amount of research can completely solve the enduring problems of war, poverty and violence, for the reason that they stem from the certain aspects of human naturesuch as aggression and greed.
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