The Economist explains

How AI image-generators work

Some are getting good enough to fool humans

An image created by AI of Donald Trump being arrested, surrounded by police in black uniforms.
Image: Eliot Higgins

THE FLURRY of images generated by artificial intelligence (AI) feels like the product of a thoroughly modern tool. In fact, computers have been at the easel for decades. In the early 1970s Harold Cohen, an artist, taught one to draw using an early AI system. “AARON” could instruct a robot to sketch black-and-white shapes on paper; within a decade Cohen had taught AARON to draw human figures.

Explore more

From the July 15th 2023 edition

Discover stories from this section and more in the list of contents

Explore the edition

More from The Economist explains

Donald Trump Jr., center, smiles after arriving in Nuuk, Greenland.

What do Greenlanders think of being bought?

Donald Trump’s desire for Greenland, and a shabby visit by his son, reignite the independence debate

FILE - A cargo ship traverses the Agua Clara Locks of the Panama Canal in Colon, Panama, Sept. 2, 2024. (AP Photo/Matias

What would Donald Trump gain from seizing the Panama Canal?

The president-elect claims the crossing is controlled by China and rips off American consumers


 English: Portrait of Santa Claus, by Thomas Nast, Published in Harper's Weekly, 1881

Where does Santa come from?

How a miracle-working Greek bishop, Dutch folk figure and early New York icon became the ubiquitous symbol of Christmas


Who are the main rebel groups in Syria?

They were united against the country’s dictator. Now they have little in common

Is RFK junior right to say America allows more toxins than the EU?

He is, but things are slowly beginning to change

What would it cost to kill coal?

The price of shutting down coal power, and what would be gained