a cell phone that is plugged into a charger

Once upon a time, in the mid-20th century, people communicated over long distances through landline telephones, with calls restricted to fixed locations. But the dream of making calls from anywhere started taking shape. In the 1970s, a visionary engineer named Martin Cooper, working for Motorola, took on the challenge of creating a portable, wireless phone. After years of innovation and tinkering, Cooper and his team finally made history in 1973 by developing the first handheld mobile phone. This first model, the Motorola DynaTAC, was a bulky device weighing over two pounds, about ten inches long, and required ten hours to charge for just 30 minutes of talk time. But it worked! Cooper made the world’s first mobile call to a rival telecommunications engineer, signaling the beginning of a revolution. As technology advanced, mobile phones became smaller, more affordable, and widely accessible. Through the 80s and 90s, mobile phones spread globally, shrinking in size and gaining new features like text messaging