Afghanistan, plagued by a humanitarian catastrophe since the Taliban regained control in 2020, once again ranked as the ...

Researchers have solved a long-standing problem in topology by helping classify four-dimensional shapes (4-manifolds) that ...

A fire that closed London’s Heathrow Airport has sparked one of the most serious disruptions to air travel in years.

Happiness is hard or maybe even impossible to truly measure. Yet every year, researchers try to do it anyway. The World ...

Finland is the happiest country in the world for the eighth year in a row, according to the World Happiness Report ...