artificial intelligence
/ ar-tuh-FISH-ul in-TEL-uh-juns /
Artificial intelligence — AI — is the art of getting machines to do things that normally take human smarts: recognizing a face in a crowd, understanding a spoken question, translating a poem, or steering a car through traffic. The machine isn't conscious and doesn't "understand" the way you do; it's spotting patterns in mountains of examples and acting on them. Think of it less as a robot brain and more as an extraordinarily fast, tireless apprentice that has read more than any human ever could.
The dream is old. In 1950 the mathematician Alan Turing skipped the slippery question "Can machines think?" and proposed a practical test instead: if a machine can hold a conversation so convincingly that you can't tell it from a person, does the difference still matter? That shift — from arguing about thought to measuring behavior — set the tone for the whole field, which was christened "artificial intelligence" at a 1956 summer workshop at Dartmouth.
Here's the part worth getting right: almost everything we call AI today is narrow. A program that plays world-champion chess can't fold your laundry; one that writes fluent essays can't reliably add up a grocery bill. Each system is brilliant in one lane and helpless outside it. The grand goal — a general AI that learns and reasons across any task the way a person can — remains unbuilt, and nobody knows how far off it is. Today's tools are powerful precisely because they're specialized, not because they're secretly minds.
The Turing Test: a human judge swaps typed messages with an unseen partner — sometimes a person, sometimes a machine. If the judge can't reliably tell which is which, the machine is said to have passed.
Turing's 1950 "imitation game" — measuring behavior instead of debating thought.
The term "artificial intelligence" was coined by John McCarthy for the 1956 Dartmouth workshop, the gathering usually counted as the field's birth. Today researchers distinguish narrow (or "weak") AI — the specialized systems all around us — from artificial general intelligence (AGI), the still-hypothetical kind that would match human flexibility across the board.