Frank J. Sprague
Naval officer and electric motor inventor
Naval officer and electric motor inventor
1934
92 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
Born in 1997, a rugby league player has established a career with the Sydney Roosters in the National Rugby League (NRL). Debuted in 2018 and became a key player in the team's forward pack. Has participated in multiple seasons of the NRL and contributed to the team's success during that time. Played in the 2020 NRL Grand Final, which resulted in a victory for the Roosters. Represents New South Wales in representative matches.
Continue ReadingA composer and priest in the Baroque period, contributed significantly to the development of opera and religious music. Held the position of chaplain at the ducal court in Hanover and served in various ecclesiastical roles in Italy and Germany. Composed operas, oratorios, and vocal music, showcasing a blend of Italian melodic style with German musical influences. His operas, particularly 'La pentola' and 'L'empio punito,' gained attention during his lifetime for their theatricality and sophisticated musical structure. Steffani was also known for his work in sacred music, including numerous motets and masses, which demonstrated his deep understanding of liturgical practices.
Continue ReadingServed as a commander in the United States Army during World War II. Played a significant role in various operations in the Pacific theater. Demonstrated leadership and strategic planning in military assignments. His career was marked by service in crucial battles until his death in 1942.
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 professional tennis player from Serbia, competed in various international tournaments. Achieved a career-high singles ranking of 90 and made significant contributions on the court in both singles and doubles events. Captured one ITF singles title and multiple doubles titles during her career, representing Serbia in Fed Cup competitions. Participated in Grand Slam tournaments, showcasing talent at the highest level.
Continue ReadingCompeted in pairs figure skating, representing Great Britain. Partnered with various skaters, achieving significant placements in international competitions. Competed at the 2010 Winter Olympics held in Vancouver, finishing in the top 15. Earned medals at the Skate America and the World Championships, contributing to the legacy of British figure skating.
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