Knowledge Spectra

1974: Nike Receives Patent for Waffle-Soled Trainers On February 26, 1974, Nike received a patent for its innovative waffle-soled running trainers. This design, created by Nike co-founder Bill Bowerman, was…

1944: Sue Dauser Becomes First Female US Navy Captain Sue Dauser, serving as the director of the Navy Nurse Corps, was appointed as the first female captain in the U.S.…

1917: Creation of the First Jazz Record The first jazz record was created on February 26, 1917, by the Original Dixieland Jass Band, marking a pivotal moment in music history.…

1909: First Public Color Motion Picture On February 26, 1909, the first color motion picture was shown to the public. This groundbreaking event took place in London, showcasing a film…

2000: Carlos Santana's Grammy Awards for Supernatural On February 23, 2000, Mexican-born American musician Carlos Santana won eight Grammy Awards for his album "Supernatural," tying the record for most Grammys…

1945: Raising the Flag on Iwo Jima On February 23, 1945, six U.S. Marines raised the American flag atop Mount Suribachi during the Battle of Iwo Jima, one of the…

1917: The February Revolution in Russia The February Revolution began on February 23, 1917 (according to the Julian calendar then in use in Russia), sparked by widespread protests and strikes…

1836: Siege of the Alamo The siege of the Alamo began on February 23, 1836, when Mexican General Antonio López de Santa Anna and his forces arrived in San Antonio,…

1455: Publication of The Gutenberg Bible In 1455, Johannes Gutenberg's invention of the movable type printing press led to the publication of the Gutenberg Bible, the first Western book produced…

2014: Arrest of Joaquin “El Chapo” Guzmán Joaquin “El Chapo” (“Shorty”) Guzmán Loera, the notorious head of the Sinaloa cartel, was arrested on February 22, 2014. As leader of the…