Lawrence Sperry Lawrence Sperry Lawrence Burst Sperry (21 December 1892, Chicago, Illinois, United States – December 13, 1923, English Channel) was an aviation pioneer. He was the third son of the gyrocompass co-inventor, Elmer Ambrose Sperry and his wife Zula. Sperry invented the first autopilot, which he demonstrated with startling success in France in 1914. Sperry is also credited with developing the artificial horizon still used on most aircraft in the early 21st century. On 13 December 1923 Sperry took off amid fog in a Verville-Sperry M-1 Messenger from the United Kingdom headed for France but never reached his destination. His body
The Invention of Nature The Invention of Nature The Invention of Nature: Alexander von Humboldt's New World is a nonfiction book released in 2015, by the historian Andrea Wulf about the Prussian naturalist, explorer and geographer Alexander von Humboldt. The book follows Humboldt from his early childhood and travels through Europe as a young man to his journey through Latin America and his return to Europe. Wulf makes the case that Humboldt synthesized knowledge from many different fields to form a vision of nature as one interconnected system, that would go on to influence scientists, activists and the public. Part 1. Departure: Emerging Ideas