Posted Archive

 

The History of the Number 0

  By Amanda Sedlak-Hevener – Updated 2017 Sep 12 – The history of the number zero stretches from early civilizations in the fertile crescent (now known as the Middle East) all the way into modern times. This means the question of who invented the number zero …

Meet Maria Kirch, discoverer of comets

Maria Kirch was the first woman to discover a comet, but her husband took the credit. Even 300 years later, Maria Margaretha Winkelmann Kirch is denied credit for her work. By JoEllen McBride, Astrophysics – Author’s Note I had never heard of Maria Winkelmann-Kirch …