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aviation
Dora Dougherty Strother, Helicopter Test Pilot

Dora Dougherty Strother, Helicopter Test Pilot

Tabea Tietz
On November 27, 1921, U.S. military pilot, human factors engineer, instructor and test pilot Dora Dougherty Strother was born. Dougherty Strother achieved two world records for women helicopter pilots, previously held by Russians. She is best known as a Woman Airforce Service Pilots (WASP) and B-29 Superfortress demonstration pilot. Early Life Dora Jean Dougherty Strother was born in St. Paul, Minnesota, and lived in Garden City Long Island, New York, and Winnetka, Illinois, before…
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aviation
Jack Northrop and the Flying Wing Design

Jack Northrop and the Flying Wing Design

Harald Sack
On November 10, 1895, American aircraft industrialist and designer Jack Northrop was born. Northrop was an early advocate of all-metal construction and the flying wing design. He founded the Northrop Corporation in 1939. A Boy of Restless Ambition John “Jack” Knudsen Northrop was born in Newark, New Jersey, USA, and grew up in Santa Barbara, California. The course for his life was set in 1911 upon watching a visiting pilot fly a pusher…
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physics
Georges Charpak and the Multiwire Proportional Chamber

Georges Charpak and the Multiwire Proportional Chamber

Harald Sack
On August 1, 1924, French physicist and Nobel Laureate Georges Charpak was born. Charpak was awarded the Nobel Prize for Physics in 1992 for his invention and development of subatomic particle detectors, in particular the multiwire proportional chamber, a breakthrough in the technique for exploring the innermost parts of matter. “If there’s one thing to do, it’s to engage in education.” George Charpak Youth in the French Resistance and Detention Georges Charpak…
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engineering
The Volkswagen Beetle – It’s Ugly But It Gets You There

The Volkswagen Beetle – It’s Ugly But It Gets You There

Harald Sack
On July 30, 2003, the very last Volkswagen Beetle was produced, manufactured in Puebla, Mexico. With 21,529,464 produced from 1938 to 2003, the Beetle is the longest-running and most-manufactured car of a single platform ever made. Currently, German automobile industry and especially Volkswagen worldwide is in the focus of public attention due to manipulations of the emission control system on their Diesel cars. Potentially, the famous Volkswagen Beetle had produced much more…
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aviation
Hugh L. Dryden and High Speed Aerodynamics

Hugh L. Dryden and High Speed Aerodynamics

Harald Sack
On July 2, 1898, physicist and deputy administrator of the National Aeronautics and Space Administration Hugh Latimer Dryden was born. Dryden made pioneering studies in the aerodynamics of high speed and some of the earliest studies of air flow around wing surfaces at the speed of sound. “I believe as a matter of faith that the extension of space travel to the limits of the solar system will probably be accomplished in several…
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aviation
The Aircraft Designs of Willy Messerschmitt

The Aircraft Designs of Willy Messerschmitt

Harald Sack
On June 26, 1898, German aircraft designer and manufacturer Wilhelm Emil “Willy” Messerschmitt was born. Probably Messerschmitt’s single most important design was the Messerschmitt Bf 109, designed in 1934 with the collaboration of Walter Rethel. The Bf 109 became the most important fighter in the Luftwaffe as Germany rearmed prior to World War II. To this day, it remains one of the most-produced warplanes in history, with some 34,000 built. Willy Messerschmitt…
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engineering
The Instruments of Jean-Charles de Borda

The Instruments of Jean-Charles de Borda

Tabea Tietz
On May 4, 1733, French mathematician, physicist, political scientist, and sailor Jean-Charles de Borda was born. De Borda is noted for his studies of fluid mechanics and his development of instruments for navigation and geodesy, the study of the size and shape of the Earth. He is one of 72 scientists commemorated by plaques on the Eiffel tower. From Latin and Greek to Mathematics and Physics Jean-Charles de Borda grew up in Dax, France,…
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engineering
Henry Martyn Leland and his Motorcars

Henry Martyn Leland and his Motorcars

Harald Sack
On February 16, 1843, American machinist, inventor, engineer and automotive entrepreneur Henry Martyn Leland was born. Leland founded Cadillac Motors (22 Aug 1902) to build the Cadillac, the first automobile with high-precision, fully-interchangable parts. During WW I, he formed a new company to manufactured aircraft engines, which after the war he produced a new automobile: the Lincoln. “Mr. Sloan, Cadillacs are made to run, not just to sell.”, Henry Martin Leland, cited in…
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computer science
Robert Kahn and the Internet Protocol

Robert Kahn and the Internet Protocol

Harald Sack
On December 23, 1938, American computer scientist and internet pioneer Robert E. Kahn was born. Along with Vint Cerf, Kahn invented the Transmission Control Protocol (TCP) and the Internet Protocol (IP), the fundamental communication protocols at the heart of the Internet. I had the pleasure to meet Bob Kahn (as well as Vint Cerf) in the course of one of the IPv6 summits at Hasso Plattner Institute Potsdam, Germany, by the time…
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engineering
Edwin Armstrong and Frequency Modulation

Edwin Armstrong and Frequency Modulation

Tabea Tietz
On December 18, 1890, American electrical engineer and inventor Edwin Howard Armstrong was born. Armstrong is best known for developing FM (frequency modulation) radio. He held 42 patents and received numerous awards, including the first Medal of Honor awarded by the Institute of Radio Engineers. Early Years Edwin Armstrong was the first of three children of John Armstrong and Emily Smith Armstrong. His father was a representative of the US branch of…
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