Across the planet, water makes up 71% of Earth's surface. The remaining space is covered by land—continents and islands. Before Earth's land formed the seven continents in the present day, all the ...

Scientists have revealed that two continent-size regions in Earth's deep mantle have distinctive histories and resulting chemical composition, in contrast to the common assumption they are the same. A ...

The most commonly used world map could soon get a revamp to show the true scale of the African continent. The African Union (AU) represents 55 countries on the continent, and is backing a new campaign ...