Despite the deep ocean floor coating some 66% of our planet's surface, we haven't explored 99.999% of it, study finds.

Global perceptions of the United States have deteriorated across the world over the past year and are now worse than views of ...

Donald Blakeslee, who sometimes suffers the slings and arrows of fellow scientists, has yet another dazzling Native American story to tell about the ancient Quivira culture that he says was central to ...

Depending on the map projection used, the size of continents can be quite distorted - and a map showing the true size of each ...