As of the beginning of 2025, nine countries possess an estimated 12,331 nuclear warheads and some are still increasing their ...

The cuneiform tablet from the 6th century BC shows an aerial view map of Mesopotamia — roughly modern-day Iraq — and what the Babylonians believed lay beyond the known world at the time. The ...

The Dark Energy Spectroscopic Instrument (DESI) is mapping millions of celestial objects to better understand dark energy—the ...

Legend has it that a headless sculpture of the god Yaxachtun at the site formerly terrified the local Lacandon people, who feared that the world would end when the head was replaced. With its ...

The introduction of writing systems changed the world. It allowed humans to physically express thoughts and language, as well as record events for future generations to study. Although different ...

A team of international scientists compiled decades of data to create a map showing the topography of Antarctica with the ice ...

This large format full-colour map features World Heritage sites and brief explanations of the World Heritage Convention and the World Heritage conservation programmes. It is available in English, ...

Map O.1 Use of aggregated cellphone records to track mobility week by week during COVID-19 lockdowns in The Gambia, March–May, 2020 http://bit.do/WDR2021-Map-O_1 ...

This text and the language in the corresponding map was updated in consultation with a world gender expert* in October, 2023. NOTE to teachers and students: Some school or corporate domains block ...