To understand the meaning of Angela Merkel's newly promoted fixer-in-chief is to understand how Germany is run in 2017

Two centuries ago, Kant and Hegel spent much of their lives contemplating questions about art and aesthetics. Many others have done so since

From the end of the second world war until 1991, the threat of nuclear devastation dominated apocalyptic fiction. Interest in viruses and pandemics resurged in the 1980s

Why China—the world's largest emitter of greenhouse gases—has become the world leader in renewable energy

A new AI system, analyses 3bn past transactions and 200 variables to stock what customers want before they even order

"The default assumption is everything is vulnerable"

Four car firms now make around 10m vehicles a year in order to reap the economies of scale

The missile strike was well-judged. But it is astonishing that the president could have conducted such a momentous policy about-turn in a matter of hours on the strength of a news report

In some cities, it's more dangerous to breathe than to smoke cigarettes. Find out more breathtaking facts and figures on air pollution

Students march to protest the slow pace of reform in education, Santiago, Chile on April 11th 2017. Credit: AFP/Martin Bernetti

The brutal conditions on Rikers Island in New York City are said to be like something out of the 19th century

The coup has been overshadowed in the world beyond Turkey by the mass purges that followed it. Within Turkey, things are different

Lawmakers will mull strategies during their recess this week. The plan touted by Donald Trump during his election campaign was staggeringly expensive

Unpredictability has its uses in foreign policy, but it is worrying that even President Trump’s closest aides have no idea what he will do next

Voting against a new constitution would not save Turkish democracy. But it would let it live to fight another day