The most streamed songs on Spotify in the last decade

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?

The phrase “A dog is man’s best friend” as made by Frederick II, King of Prussia (1740–1786) can never be overrated. Dogs go beyond providing companionship to providing emotional support and security.  It's no surprise then that many people around the world would opt first for a dog as an additional member of a family, a pet or a friend. While these fluffy creatures exist in homes all over the world, some countries have particularly high numbers of them.

Oil remains the world’s most strategic commodity, and demand is heavily skewed toward a handful of nations. In 2025, the United States still tops the league, burning roughly 7.30 billion barrels of oil a year, while China comes in second at 5.53 billion barrels.

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