Before Heinlein became a celebrated science fiction author, he pursued a career in engineering. He obtained a Bachelor of Arts degree in Mathematics and Physics from the United States Naval Academy in 1929. After graduation, he served in the U.S. Navy as an officer for five years.
During his time as a naval officer, Heinlein’s knowledge of aeronautical engineering played a crucial role in his assignments. He worked on projects related to aircraft and propulsion systems, gaining practical experience and expertise in the field.
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