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21.
Who developed the first practical steam engine and is often considered the father of the Industrial Revolution?
Explanation:
22.
Who discovered radium and polonium and conducted pioneering research on radioactivity?
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23.
Who is famous for developing the first vaccine for smallpox, a disease that was widespread in the 18th century?
Explanation:
24.
Who formulated the laws of motion and universal gravitation and is considered one of the greatest scientists in history?
Explanation:
25.
Who is known for his contributions to the understanding of the circulatory system and the development of the first mercury-in-glass thermometer?
Explanation:
26.
Who is known for the invention of the printing press, which revolutionized the production of books and information dissemination?
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27.
Who discovered the principles of heredity and is known as the father of modern genetics?
Explanation:
28.
Who is known for developing the first successful polio vaccine administered by injection?
Explanation:
29.
Who discovered the principles of electromagnetism, including Faraday's law of electromagnetic induction and Faraday's laws of electrolysis?
Explanation:
30.
Who is known for the development of the theory of special relativity, which introduced the concept of time dilation and the equivalence of mass and energy?