Trump’s Mars pledge elicited a huge grin and enthusiastic double thumbs up from billionaire and top Mars colonization ...

"Americans are explorers, builders, innovators, entrepreneurs and pioneers. The spirit of the frontier is written into our ...

Mr. Trump is tapping into this social and intellectual history, promising to “pursue our Manifest Destiny into the stars” — ...

The Transportation Department files a lawsuit against Southwest Airlines and fines Frontier Airlines for persistent flight ...

Yes, Greenland is cold, really cold. Most of its climate is arctic tundra; generally, winter temperatures sit well below zero ...

Gilbert’s warm and brightly written literary biography plumbs the relationship between a writer and her work, showing how she ...

Why? It scored the lowest in safety categories? Dragging its score down. Number nine, Frontier number eight American Airlines, American, by the way, the most expensive and scored the lowest for ...

Travelers can book steeply discounted flights to Mexico, the Caribbean and select U.S. destinations with one-way fares ...

The real Fort Bridger is much smaller — and set in an entirely different state — than the one featured in ‘American Primeval’ ...