In a certain number of years, Earth's 5 continents (counted by convention, excluding Antarctica) will merge into one.

"It is extremely important to unite more multinational continents. We can observe how these changes shape the world, how they ...

Scientists with a new theory about how Earth’s early continents formed predicted where a superold impact crater should ...

Most people need a passport, a visa, and a long-haul flight to hop between continents. But in Istanbul, all you need is a ...

Corey Burton took on the World Marathon Challenge, a grueling physical and logistical competition, to promote awareness for Freedom 13, a nonprofit founded to honor 13 U.S. troops killed in ...