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Answer: Johannes Gutenberg
Johannes Gutenberg invented the printing press in the 15th century, significantly affecting the spread of knowledge.
Answer: Isaac Newton
Isaac Newton formulated the laws of motion, which are fundamental to the study of physics.
Answer: Henri Becquerel
Henri Becquerel discovered radioactivity in 1896, leading to further studies in nuclear physics.
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Answer: Dmitri Mendeleev
Dmitri Mendeleev is known for creating the first periodic table of elements, organizing them by atomic mass and properties.
Answer: Michael Faraday
Michael Faraday discovered electromagnetic induction, which is the process by which a changing magnetic field induces an electric current.
Answer: Guglielmo Marconi
Guglielmo Marconi is credited with the invention of the radio, enabling long-distance wireless communication.
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Answer: Albert Calmette
Albert Calmette developed the first effective tuberculosis vaccine, known as the BCG vaccine.
Answer: H. Tracy Hall
H. Tracy Hall was the first to synthesize artificial diamonds, a breakthrough in chemistry and materials science.
Answer: Nicolaus Copernicus
Nicolaus Copernicus developed the heliocentric theory, which stated that Earth revolves around the Sun.
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Answer: Charles Darwin
Charles Darwin proposed the theory of natural selection as the mechanism for evolution.
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