Despite its lack of fanfare, antimony is a critical mineral that plays an important role in the mass storage of renewable energy.
It’s been a long year since the WHO declared the novel coronavirus a global pandemic. This visual looks at key events in the COVID-19 timeline.
From Switzerland and China to Vietnam and Tanzania — here are the world's most innovative countries, taking income per capita into account.
Who has led the world's 15 most powerful countries over the last 50 years? This visual looks at world leaders from 1970 to today.