On Oct. 3, 1950, three scientists at Bell Labs in New Jersey received a U.S. patent for what would become one of the most important inventions of the 20th century — the transistor. John Bardeen, ...
On Dec. 16, 1947, the future began with the invention of the transistor. A lab notebook indicates that researchers at Bell Telephone Laboratories first got the thing to work on this day 75 years ago.
Students work in groups to select an electronic invention and research who and what was involved in its development. Then they create a display that summarizes the main events surrounding the ...
Modern humans have existed for around 300,000 years, and in all the time we've been here, we've made a lot of things. In the early days, homo sapiens fashioned tools from flint and other materials, ...
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Lesson 2

Students work in groups to select an electronic invention and research who and what was involved in its development. Then they create a display that summarizes the main events surrounding the ...
75 years ago this month, research scientists working at Bell Labs first created, then unveiled to the world a new device—the point contact transistor. Some call it the greatest invention of the 20th ...
What electronic device recently celebrated its 60th anniversary? Not sure? Here are some hints. It was called the greatest invention of the 20th century. Walter Brattain, John Bardeen and William ...
As of Dec. 23, 2017, the transistor was officially 70 years old. The invention of the transistor may have been the greatest technology development of the 20 th century. It has given us the integrated ...
We’re surrounded by transistors. They’re all around us. They’re in phones, car keys, microwaves, pacemakers and plenty more. The transistor is a revolutionary piece of technology that helped create ...
In December 1947, William Shockley and his team of scientists came up with a solution to a problem vexing their employers at AT&T Corp. At the time, voice was amplified over long distances using ...