A massive ice sheet once covered much of Canada and the northern U.S., causing land shifts as it melted. New research shows ...

More than three decades ago, a powerful jolt shook the Northern ... according to the United States Geological Survey. The quake, also known as the World Series Earthquake, caused an estimated ...

Crude oil prices doubled between 2001 and 2006, the year home prices peaked; higher gasoline prices ate into consumers' budgets and many individuals fell behind in their mortgage payments.

Maryland as it existed four or five millions of years ago had some of its physical ... Ward, paleontologist of the United States Geological Survey. '"Some Remarkable Extinct Flora of Ancient ...

After nearly three years of horrific, industrialized war raged across Europe and repeated German effrontery, the United States dropped its neutral stance and joined the fight in April 1917.

50 States #1 in Health Care Hawaii is the most recent addition to the United States ... The islands’ history dates back to around 1,500 years ago when Polynesians sailed to the islands.

National Geographic offers a number of guided trips. Find the one for you, whether it's one of our signature expeditions, our active outdoors adventures, or our lower-priced journeys.

The four-year-college graduation rate metric is one of many that factor into the overall Best States rankings. See the Best States methodology for a detailed look at the data behind the analysis.

When Hamas a year ago led the deadliest attack on Jews since ... “The Jewish people throughout America and the United States are really feeling under siege.” She pointed to a sharp rise ...

So what went wrong? Many Democrats blame the 81-year-old president for not dropping out of the presidential race sooner. The president addressed Americans from the White House for the first time ...