Back in 1966, a suitable toy for a geeky kid was a radio kit. You could find simple crystal radio sets or some more advanced ...

In this lesson, students search for transistor-based devices at school. They use the results of their search to explain the significance of the transistor in their lives. A transistor is a tiny device ...

The transistor was initially designed because AT&T wanted to ... according to the patent. Thus, it's possible to create ...

On this day in 1947, scientists at Bell Labs, owned by AT&T — which had a telephone monopoly at the time — tweaked a new gadget the size of a shot glass to produce, basically, amplification. It marked ...