Frank J. Sprague
Naval officer and electric motor inventor
Naval officer and electric motor inventor
1934
91 years ago — 77 years old
Scientists & Innovators
United States
An American naval officer and inventor, contributed significantly to the development of electric motors and tramways. After graduating from the United States Naval Academy, served in various naval capacities. Developed the first practical electric streetcar system in Richmond, Virginia, which became a model for future rail systems. Established the Sprague Electric Railway and Motor Company, advancing the use of electric power in transportation.
Developed the first practical electric streetcar system in Richmond, Virginia
Contributed to the invention of electric motors
Engaged in political activism focusing on land reform and social justice. Served as a member of the Kenyan Parliament, advocating for the rights of marginalized communities. Played a prominent role in the opposition during the early years of Kenya's independence. Contributed to legal challenges against oppressive government policies. Participated in various political movements aimed at promoting democracy in Kenya.
Continue ReadingPlayed as an infielder in Major League Baseball for several teams including the New York Yankees and the Boston Red Sox. Transitioned into coaching, serving as a hitting coach before becoming the manager of the Arizona Diamondbacks. Under management, guided the team to the National League Championship Series in 2017.
Continue ReadingA prominent Italian composer and conductor, contributed significantly to 20th-century music. Studied in Italy and France, influenced by modernist trends. Founded the 'Giacomo Puccini' music school and played a vital role in promoting Italian music through conducting and composition. Composed orchestral works, chamber music, and operas. Notable for integrating traditional Italian elements with contemporary styles.
Continue ReadingA professional American football player, this individual played as a running back in the National Football League (NFL) for the New Orleans Saints. Entering the NFL in 2017, he quickly established himself as a key player for the team. During his career, multiple Pro Bowl selections were earned, showcasing exceptional talent and performance on the field. The player contributed significantly to the Saints' offense and had notable success as both a runner and receiver, demonstrating versatility.
Continue ReadingAn English biophysicist contributed significantly to the understanding of DNA, RNA, viruses, coal, and graphite. Conducted important X-ray diffraction experiments that led to the discovery of the DNA double helix structure. Engaged in research on coal to study its physical form and structure. Served as a researcher on the molecular structures of viruses, making strides in virology.
Continue ReadingAn American football player excelled as a quarterback. Played collegiate football at the University of Alabama, leading the team to a national championship appearance. Achieved notable individual success, winning the Heisman Trophy in 2021 as the most outstanding player in college football. His performance during the College Football Playoff showcased strong passing abilities and leadership skills. Declared for the NFL Draft and selected as the first overall pick.
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