The Phone in Your Hand
A layer-by-layer teardown of the most intricate machine you’ve ever held.
The difference is a non-stick coating one molecule thick, and every time you touch the screen a little of it wears away.
fluoropolymers
telephones
When disaster strikes, the world opens WhatsApp
Meta's messaging app has transformed communication in conflict and crisis areas.
Building the Bell System
If someone was making a list of the most important American companies today, it’s unlikely AT&T would be anywhere near the top.
Turning Back the Clock: The 1951 Bell Manual for Operating a Rotary Telepho
In 1951, Bell Telephone System introduced a guide titled "The Telephone and How We Use It," designed to aid elementary school students and others in understanding the operation of classic rotary dial phones. The guide detailed everything from basic phone use, handling…