From Egypt’s 'Eclipse of the Century” to Colombia’s García Márquez centenary and the return of giant tortoises to the Galápagos ...

UNITED NATIONS - President Donald Trump vowed on Tuesday to reassert US dominance in the Western Hemisphere and to use "unmatched military might" against threats in the region as he gathered allies ...

Cruising Greenland’s dramatic fjords and colorful villages where midnight sun meets ancient ice, but Mother Nature always has ...

University of Arizona researchers helped confirm the earliest-recorded human footprints in North America, and now an expanded ...

Learn how the environment of America’s Southwest transformed from pine forest to juniper within the space of a century.