This graphic provides a brief introduction to volcanoes, explaining their different types of shapes and sizes, and how they erupt.
This iconic infographic map is an early and ambitious attempt to compare the world's tallest mountains and longest rivers.
Earth’s atmosphere is thousands of miles long, but only a fraction can sustain life. Here's a look at how small Earth's habitable zone is.
Mountains have inspired humans for centuries. But while Everest and Kilimanjaro might ring a bell, do you know the true meanings behind their names?