COLUMBUS DAY” is our annual federal holiday established in 1971 and observed on the 2nd Monday in October (October 12 this ...

Growing up, most of us learned that Earth is home to seven continents. But it may be time to rewrite the geography textbooks, as a controversial study now claims there are actually only six continents ...

Researchers have discovered that the underside of the North American continent is dripping away in blobs of rock—and that the remnants of a tectonic plate sinking in Earth's mantle may be the reason ...

When the term Indian appears in the Declaration of Independence, it is used to refer to “savage” outsiders employed by the British as a way of keeping the colonists down. Eleven years later, in the ...