Global carbon emissions hit record highs, rising more than 4,000-fold since 1750

When people talk about America’s closest allies, they often focus on politics, trade, or military partnerships. But what about cultural DNA, the deep similarities in demographics, politics, infrastructure, and everyday life?

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

When it comes to the number of sexual partners over a lifetime, Turkey has emerged at the top of the global rankings, according to new data from the World Population Review. The report, which compares sexual behaviour across countries, places Turkey in the lead with an average of 14.5 partners.

Being bullied is one of the strongest predictors of life satisfaction and is linked to depression, anxiety and even suicidal thoughts.