Roger Boisjoly
Aerodynamicist and engineer, Challenger disaster
Born
April 25th, 1938
87 years ago
Died
2012
13 years ago — 74 years old
Category
Scientists & Innovators
Country
United States
Links & References
An aerodynamicist and engineer focused on rocket propulsion and safety concerns. Worked at Morton Thiokol where contributions to the Space Shuttle program occurred, particularly regarding the Challenger disaster. Voiced concerns about the O-rings used in the solid rocket boosters prior to the Challenger launch, warning that cold temperatures could compromise their integrity. After the disaster, provided testimony before the Rogers Commission to discuss the engineering decisions and safety issues related to the launch, emphasizing the need for better safety practices in aerospace engineering.
Testified before the Rogers Commission
Raised concerns about O-rings
Worked at Morton Thiokol
Other People Born on April 25th
Theo de Rooij
Competed in professional cycling and transitioned to management roles within the sport. Served as a directeur sportif for several teams and provided guidance to athletes at various competitions, including major cycling tours. Focused on developing young talent and enhancing team strategies in competitive cycling events.
Continue ReadingMary Miles Minter
An actress emerged during the silent film era, gaining recognition for roles in productions that defined early cinema. Minter starred in several successful films, showcasing talents that captivated audiences. Her performances in 'The Love Flower' and 'Naughty but Nice' contributed significantly to her popularity during the 1910s. Transitioning to sound films proved challenging, leading to a decline in roles. Minter also gained attention for her personal life, famously involved in a high-profile scandal that impacted her career. Despite this, she left a lasting legacy as one of the prominent figures in Hollywood's early days.
Continue ReadingEdward R. Murrow
A prominent journalist and television broadcaster, played a crucial role in shaping the field of broadcast journalism during the mid-20th century. Rose to prominence during World War II through radio broadcasts from London, delivering reports that brought the realities of war into American homes. Later transitioned to television, where developed the groundbreaking program 'See It Now,' which addressed significant social and political issues. Received several prestigious awards, including the Peabody and the Edward R. Murrow Award, establishing a legacy of journalistic integrity and excellence.
Continue ReadingSammy Drechsel
Born in Germany on April 25, 1925, a prominent figure in the realm of comedy and journalism emerged. Through a unique blend of humor and insightful commentary, this individual contributed significantly to the cultural landscape. A career marked by various performances and publications, with a focus on engaging with contemporary social issues, marked their legacy. Their work often challenged norms and entertained audiences across different platforms, solidifying a place in both the comedic and journalistic fields.
Continue ReadingAlex Shibutani
Competed in ice dancing, achieving significant success on the international stage. Partnered with sister Maia Shibutani, the duo earned a bronze medal at the 2018 PyeongChang Winter Olympics in the ice dance event. Additionally, the pair won the 2016 World Championships and multiple medals at the Four Continents Championships. Represented the United States in various competitions, showcasing a high level of technical skill and artistic expression.
Continue ReadingClaudia Rath
Competed in the heptathlon, representing Germany in multiple international competitions. Participated in the 2008 Beijing Olympics, achieving a personal best performance. Competed in the European Athletics Championships with notable results, establishing a reputation in the realm of athletics.
Continue Reading