250 Years of American Innovation: A Tech Timeline

250 years of American innovation

As America turns 250, here's a quick tour of the breakthroughs that put a supercomputer in your pocket.

From a few wires carrying dots and dashes to AI that lives on your phone, the last two and a half centuries of American invention have moved fast. Each leap built on the one before it. Here are the milestones — and why the device in your hand is part of the story.

The timeline

1776

A nation built on ingenuity. The country is founded — and so is a culture of tinkering, building, and improving.

1844

The telegraph. Samuel Morse sends the first long-distance message — information starts moving at the speed of electricity.

1876

The telephone. Alexander Graham Bell patents a device that lets voices travel across wires.

1879

The light bulb. Thomas Edison's practical incandescent lamp helps electrify everyday life.

1947

The transistor. Bell Labs invents the tiny switch that every modern computer and phone is built from.

1969

ARPANET & the Moon. The internet's ancestor sends its first message — the same year Apollo 11 lands on the Moon.

1971

The microprocessor. Intel's 4004 puts an entire computer's brain on a single chip.

1977

The personal computer. The Apple II helps bring computers out of labs and into homes.

2007

The smartphone. The iPhone puts the internet, a camera, and a computer in one pocket-sized device.

2020s

AI everywhere. On-device intelligence reshapes how we work, create, and communicate.

Carrying the story forward

Every device you own is the latest chapter of that 250-year story — and the most American thing you can do with great technology is make it last. Buying certified refurbished keeps capable devices in use and out of landfills, and recycling responsibly makes sure the materials get a second life. That's innovation with a conscience.

Be part of it: shop certified refurbished tech, or give an old device a second life through our sell & recycle program.