Mapping all the countries from which President Donald Trump’s executive order would restrict travel to the United States.

President Trump signed a proclamation barring travelers and immigrants from 12 countries and restricting entry for nationals ...

Much of the world has paid scant attention to Myanmar since the coup. Western countries, which did the most to encourage ...

Air quality alerts and advisories have been issued in multiple states as Canadian wildfire smoke continues to spread.

President Donald Trump issued a new proclamation Wednesday evening affecting travelers from 20 different countries.

NOAA's program was supposed to help cities across the country better understand and respond to the problem of extreme heat.

Smoke from Canadian wildfires carried another day of poor air quality south of the border to the Midwest, where conditions in ...

Canada is having another bad wildfire season, and more than 27,000 people in three provinces have been forced to evacuate. The smoke is even reaching Europe, where it is causing hazy skies but isn't ...