Smita Warrier — and yes, that really is her last name — was among just a few dozen runners who paid $50,000 for a whirlwind trip covering 183.4 miles of running and 28,000 miles of flying.

Here you will find videos and activities about the seven continents. Try them out, and test your knowledge with a short quiz before exploring the rest of the collection. Oh hello! I’m just ...

Forget what you learned in school—Earth might not have seven continents after ... argues that the traditional division of continents might not be as clear-cut as we think. According to the ...