The Earth is divided into seven major continents: Asia, Africa, North America, South America, Antarctica, Europe, and ...

Disregard what you learned in geography class—Earth may not have seven continents after all. From the earliest of grades, schoolchildren around the world have memorized the same lineup: Africa ...

BIRMINGHAM, Alabama — Greg Yaghmai is about to embark on an unprecedented challenge: running seven marathons on seven continents in just seven days.This audacious feat, known as the World ...