Trump ordered a migration halt from 19 nations and green card reviews after a deadly shooting near the White House.

A global game reveals that our idea of the size of continents is more accurate than classic maps and their distortions ...

Less than a month after the September 11 terrorist attacks on the United States, U.S. troops—with support from British, Canadian, French, German and Australian forces—invaded Afghanistan to fight Al ...

A country spread this wide experiences sunrise, work hours and national events at completely different moments. Its 11 time ...