Pierre Méchain
French astronomer and geodesist
French astronomer and geodesist
1804
221 years ago — 60 years old
Scientists & Innovators
France
Contributions to astronomy and geodesy included the surveying of the meridian arc between Dunkirk and Barcelona, which helped define the metric system. Méchain collaborated with François Arago and contributed to the establishment of the first definitive measurement of the meter based on the meridian. His work aided in the'standardization of measurements across France. Méchain's involvement in cartography significantly influenced map-making techniques in the late 18th century. He participated in various scientific missions and was a member of the French Academy of Sciences.
Surveyed the meridian arc for the metric system
Collaborated with François Arago on geodesy
A footballer played primarily as a goalkeeper. Career included stints with several clubs, most notably with Dundee United. Represented the Scotland national team, earning caps during competitive matches. Contributed to club successes and participated in domestic leagues and cups.
Continue ReadingContributed extensively to algebra and matrix theory. Developed the Cayley-Hamilton theorem, which asserts that every square matrix satisfies its own characteristic polynomial. Worked on group theory and established the concept of Cayley graphs. Published numerous papers that advanced mathematical knowledge and provided foundational work for future mathematicians. Held a professorship at the University of Cambridge and was a member of the Royal Society.
Continue ReadingAn actress with a prolific career in films during the Golden Age of Hollywood. Featured in numerous films throughout the 1930s and 1940s, often portraying supporting roles. Gained significant recognition for roles in movies such as 'The Last of Mrs. Cheyney' and 'The Man Who Came to Dinner'. Her performances contributed to the success of these productions and often showcased her comedic talent. Worked with various prominent actors and directors throughout her career, establishing a reputation within the industry.
Continue ReadingAn accomplished actress, notable for work in early cinema. Gained prominence in the 1931 film 'Frankenstein', portraying Elizabeth Lavenza. Collaborated with significant figures in Hollywood, including appearances in 'The Public Enemy' alongside James Cagney. Appeared in over 70 films during a career spanning three decades, becoming a recognizable face in the film industry. Transitioned into television roles later in her career, contributing to various series.
Continue ReadingContributed significantly to American football as a player and coach. Coached at the University of Chicago and led the team to great successes, influencing offensive strategy and training methods in the sport. Pioneered the use of the huddle and established the first pass defense system. Inducted into the College Football Hall of Fame.
Continue ReadingLaunched music career at a young age with a viral performance of Lady Gaga's 'Paparazzi' on YouTube, which garnered significant attention. Released debut EP 'Hold On 'Til The Night' in 2011, which featured the successful single 'Waiting Outside the Lines.' Continued to produce music and evolve stylistically, embracing various genres. Achieved recognition for vocal talent and engaging live performances.
Continue Reading