When was the Calculator invented?
The first mechanical calculator known as Pascaline was invented in 1642 by Blaise Pascal in France. In 1970, in Japan the first portable computers appeared. In 1971 the first pocket… Read more »
Category Archives: Technology
When was Dogpile invented?
In November 1996, the Dogpile search engine was established and Aaron Flin created and developed the site which was later sold to Go2net. Dogpile is a Meta search engine that… Read more »
When was the Atomic Clock invented?
In 1948, the first atomic ammonia clock was invented at the US National Bureau of Standards but was less accurate. In the year 1955, Louis Essen at the National Physical… Read more »
When was the Hair Dryer invented?
By the end of nineteenth century the hair dryers or blow dryers were invented. In 1890, Alexander Godefroy created the first model in his salon in France. In the year… Read more »
When was the Windmill invented?
Greek mathematician Heron of Alexandria designed one of the earliest windmills in 1 AD. With the help of winds the machine was powered. The French chemical engineer, Camille Alphonse Faure… Read more »
When was the Sony Walkman invented?
Audio-division engineer, Nobutoshi Kihara built the Sony walkman in 1978. The device was built for Akio Morita who was the co-chairman of Sony. In the year 1979, the original walkman… Read more »
When was Holography invented?
The Hungarian British physicist, Dennis Gabo invented holography in 1947 and in 1971.He received Nobel Prize in Physics for his work. In 1962, Yuri Denisyuk in the Soviet Union and… Read more »
When was Blender invented?
Blender was invented in 1922 by Stephen Poplawski. The Waring Blender was invented in 1935 by Fred Osius after improving upon Poplawski’s idea.
When was Seismographs invented?
Around 132 A.D., a Chinese scholar Chang Heng created one of the earliest devices to detect earthquakes. In 1880, the British geologist John Milne, often known as the father of… Read more »
When was the Word Blog invented?
In December 1997, an American blogger named Jorn Barger coined the term weblog for the first time. In April or May 1999, Peter Merholz coined the short form, “blog” and… Read more »