Stainless Steel1913 Harry BrearleyW.H. Hatfield Stainless steel is strong and has high heat resistance, just like ordinary steel. It resists corrosion, it’s formable and weldable and, unlike regular steel, does not rust. It lowered the cost of everyday items. For example, rather than silver, tableware could be made from stainless steel. Stainless steel also lowered the … Continue reading "Stainless Steel"
Panama CanalThe 80 km. (50 mi.) long Panama Canal connects the Atlantic and Pacific oceans, avoiding the need to sail around South America. Background Unquestionably, the French were stoked after their completion of the Suez Canal. Given that the project took 3800 years from start to finish their enthusiasm is understandable. Subsequently, they decided to undertake … Continue reading "Panama Canal"
PsychoanalysisPsychoanalysis is a process of working with highly trained professionals. Through discussions, doctors uncover and heal often forgotten events or disturbances. Freud was a neurologist who noticed that patients under hypnosis talked about disturbing events, oftentimes from their childhood. He theorized that speaking about these events would allow a person to confront, heal, and work … Continue reading "Psychoanalysis"
Nuclear WeaponsCaltech professor Robert Oppenheimer lead a team of researchers at Los Alamos to invent the atomic bomb. Along with some of the most noteworthy physicists in the world, he oversaw the development of the nuclear bomb. The Manhattan Project, like the code-breaking at Bletchley Park, was intensely secretive. Los Alamos, in New Mexico, was built … Continue reading "Nuclear Weapons"
Mini Steel Mill (mini-mill)1969 Ken Iverson “Integrated” steel mills create steel from raw materials. They use the Bessemer process to transform raw materials into enormous amounts of steel. The plants are giant, inflexible, dirty, and expensive to erect and run. Ken Iverson worked at the Nuclear Corporation of America (eventually, Nucor), a conglomerate of assorted businesses pulled together … Continue reading "Mini Steel Mill (mini-mill)"
Health InsuranceBackground Germany has the oldest health insurance system, the Sickness Insurance Law of 1883. Employers paid one-third and employees two-thirds. The insurance covered both medical treatment and sick leave. In 1911, the UK created basic health insurance. Russia followed in 1912, nationalizing all healthcare after the Russian Revolution of 1917. Most countries rolled out some … Continue reading "Health Insurance"
Core MemoryCore memory enhanced the productivity of early computer operators. Not only does core memory store information but also does not need power to maintain memory. Wang & Woo created computer memory that would sit on tiny magnetic rings, strung together into cores. These were smaller than vacuum tubes and used less power. Furthermore, they did … Continue reading "Core Memory"
AerosolAerosols are essentially fog. They’re water-based micro-drops suspended in a gas, which is usually air. In 1926, Norwegian Erik Rotheim developed the first aerosol sprayer. Eventually, he applied for Norwegian and US patents and worked towards commercialization. First, he worked towards aerosolizing paints and varnishes but customers showed no interest. Subsequently, he continued looking for … Continue reading "Aerosol"
Options & Futures“I’ll gladly pay you Tuesday for a hamburger today,” cartoon character Wimpy Wellington repeatedly offers. If he worked as an options trader he’d probably say “I’ll gladly pay you 1/10th the price of a hamburger today if I can buy a hamburger, sometime in the next year, at the price they are today.” You’d answer: … Continue reading "Options & Futures"
Supertall SkyscraperBuildings higher than 300 meters (984 ft.) are supertall skyscrapers. During the late 1920s there was an unofficial competition to see who could build the tallest building in New York City. Background In 1913, the Woolworth Building was the highest in New York City, at 792 feet. New York architects William Van Alen and Craig … Continue reading "Supertall Skyscraper"
Photography1816 Nicéphore Niépce The Niépce brothers were hell-bent on creating earth-shattering technology and they did so, twice. First, they created the internal combustion engine. Their native France was still adjusting its socioeconomic climate after the revolution so Claude went to England trying to commercialize the engine. During that time, Nicéphore invented photography. This brings us … Continue reading "Photography"
High-Yield Rice (IR8)Asia was on the edge of an epic famine large enough to cause widespread death and civil unrest. Both the Ford and Rockefeller Foundation responded by founding and funding a thinktank to create higher-yield rice, the International Rice Research Institute (IRRI). Straightaway, they sent a team of mainly American scientists to research if anything could … Continue reading "High-Yield Rice (IR8)"
Teflon1938 Roy Plunkett Teflon makes surfaces nonstick and anti-corrosive. On Apr. 6, 1938, Roy Plunkett accidentally discovered Teflon. While researching alternative formulations for Freon he made a mistake and found a white powder in one of the canisters, polytetrafluoroethylene (PTFE). Rather than discarding it, he measured the properties of the new material. The material was … Continue reading "Teflon"
Cotton GinWhitney’s innovation vastly lowered the price of cotton. Before Whitney’s cotton gin, producing cotton was economically inefficient because of the enormous cost to separate cotton from seeds. After the innovation, cotton became a profitable crop. Background Coming of age during the Revolutionary War, Whitney made a nail company, at the age of 15. Later, he … Continue reading "Cotton Gin"
Console Gaming SystemsConsole game systems are specialized computers that play games. Ralph Baer came up with the idea of a video-game system that connects to televisions in 1966. Magnavox agreed to manufacture and distribute his seventh prototype, in 1971, branded the Odyssey. Magnavox sold about 350,000 units, at the then steep price of $100, before discontinuing it … Continue reading "Console Gaming Systems"
