U.S. presidents in the last four decades

Since the 11 September 2001 attacks, US air power has been used repeatedly across multiple regions under both Republican and Democratic administrations. The map summarises where airstrikes, drone strikes or missile attacks were carried out, but the underlying record shows continuity rather than exception.

Cardiovascular disease is one of the leading causes of death across Europe, with the highest mortality rates concentrated in Eastern and Central European countries, according to data from Eurostat and the World Health Organisation (WHO).

A new visual by World Visualized highlights the countries with the highest average testosterone levels, measured in nanograms per deciliter (ng/dl).

More than 20 countries across Asia, the Middle East, Europe, Africa and Latin America have been bombed by the United States since 1945.

Retirement in Europe does not come with a standard price tag. Depending on where you live, your monthly pension could mean financial comfort or careful budgeting.

The FIFA World Cup has never just been about football, but it has been a running record of power, politics and shifting dominance, written every four years since 1930.