The thing that has changed about scientific research, according to President Eisenhower's farewell address, is the need to guard against the military-industrial complex.
What was the military-industrial complex?
According to President Eisenhower, the military-industrial complex refers to the commercialization of war and military campaigns by corporations.
President Eisenhower described war as opposed to freedom, an essential fabric of the United States.
Thus, the thing that has changed about scientific research, according to President Eisenhower's farewell address, is the need to guard against the acquisition of unwarranted influence by the military-industrial complex.
Learn more about President Eisenhower's farewell address at https://brainly.com/question/3973517
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