Frank J. Sprague
Naval officer and electric motor inventor
Born
July 25th, 1857
168 years ago
Died
1934
91 years ago — 77 years old
Category
Scientists & Innovators
Country
United States
Links & References
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
Other People Born on July 25th
Alvin Kamara
A 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 ReadingMaureen Herman
Bass player contributed to the punk rock and alternative music scenes. Played with the band Babes in Toyland, which gained attention in the 1990s. Known for energetic performances and collaboration with other musicians in the underground scene. Instrumental in promoting female representation in rock music.
Continue ReadingRita Marley
Born in Cuba and raised in Jamaica, this artist gained recognition in the reggae genre. As a member of the band The I Threes, contributed to the back vocals for Bob Marley. Collaborated on several albums, including 'Rastaman Vibration' and 'Exodus'. After the passing of her husband, she worked to preserve his legacy and promote reggae music worldwide. Actively engaged in philanthropic efforts through the Bob Marley Foundation, focusing on education and community development.
Continue ReadingArthur Balfour
Balfour served as Prime Minister of the United Kingdom from 1902 to 1905. He was a member of the Conservative Party and played a key role in British politics during his tenure. Balfour is credited with the Balfour Declaration of 1917, which expressed British support for a Jewish homeland in Palestine. His political career included serving as First Lord of the Admiralty and as Foreign Secretary, where he focused on various foreign policy issues. Balfour's contributions to British politics left a lasting legacy.
Continue ReadingAlperen Şengün
Born in Turkey, a professional basketball player who entered the NBA. Played for the Houston Rockets after being selected in the second round of the 2021 NBA Draft. Gained recognition for playing in the Turkish Basketball League and representing the national team in international competitions. Showed significant skills as a center, contributing to his team's offense and defense, and earned accolades for performance in youth competitions.
Continue ReadingFrances Arnold
Contributions included pioneering methods in directed evolution of enzymes. Work led to advancements in the fields of chemical engineering and synthetic biology. Received the Nobel Prize in Chemistry in 2018 for research on the evolution of enzymes that facilitate the development of environmentally friendly processes. Served as a professor at the California Institute of Technology, influencing the next generation of scientists.
Continue Reading