Fifty years on: remembering Operation Babylift

US states that offer the most support to the homeless

How North Korea’s anti-American propaganda improved public health

Why all dams are temporary

Is the world running out of helium?

The top 25 countries that receive the most exports from China

Brawls that broke out in parliaments around the world

A history of the Vietnam War

Get dressed with the pope: a guide to his iconic look

Fun driving test facts from around the world

Bentley: the history of handcrafted luxury

The world welcomes 31 more wetland cities

US cities where police kill the most people, ranked

Why it's harder to sleep as we age

Ladies in the lead: countries with more women than men

What the smell of mummies tells us about Ancient Egypt

The Royal Shrovetide: an ancient version of soccer with (almost) no rules

The words most commonly used by AI

Understanding the therapeutic approach that is Adlerian theory

The 30 states with the widest gap between the rich and poor

Understanding the 'Coalition of the Willing' for Ukraine

Countries with the highest rates of human trafficking

The world's most historic radio broadcasts

The most multilingual countries in the world

Unusual things people have tried to bring on planes

European countries that pay police officers the most (and least)

The Japanese town turning manure into hydrogen