Around 80% of the world’s population lives in cities, towns, and suburbs rather than rural settlements. How has this changed, and what does urbanization look like across the world today?

GPT-5 will no longer be the default.

GPT-5 will no longer be the default.

In June 2025, the World Bank increased its extreme poverty estimates by 125 million people. This doesn’t mean the world has gotten poorer: it reflects a new, higher International Poverty Line of $3 a ...

Si tanto estamos creciendo, ¿dónde está tu parte, que no la ves?

For billions, it can mean hours spent collecting water. For almost a million, it means dying from disease.

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The treatment will be offered to those most at risk from August after a record number of cases.

We present results from a randomized controlled trial in Bangladesh that introduced operational practices to improve energy efficiency and reduce emissions in 276 “zigzag” brick kilns. Of all interven...

The estimated share of newborns who die before reaching the age of five.