8. Boston, Mass. A plethora of pres­ti­gious research uni­ver­si­ties, including Har­vard and Mass­a­chu­setts Insti­tute of Tech­nology, are located in the Boston metro area, which also includes Cam­bridge and Quincy. Local inno­va­tions have nur­tured a robust health-​​care industry. North­eastern Uni­ver­sity has a summer pro­gram sup­porting middle-​​school stu­dents in the sci­ences, and MIT has a pro­gram to encourage women to pursue STEM degrees.

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