Wear a tight-fitting N95 mask at the bare minimum, but a P100 is better, experts say. Wear long sleeves, eye protection, ...

Smog has become a global phenomenon over the last few years, pervading the world silently, affecting billions, but it is most ...

Shell got one. So did the pipeline company Enbridge. And last summer, energy giant Drax got its biggest one to date, worth more than half a billion dollars.

President-elect Donald Trump will hold a rally in Washington on Sunday, one day before his inauguration inside the Capitol ...

The Israeli prime minister said the cease-fire would not begin until Hamas handed over names of hostages to be released Sunday. The group said the delay was technical. A protest in Tel Aviv on ...

Feel overwhelmed by the sheer number of NFL interview requests? Let Yahoo Sports help.

A high-level review meeting is scheduled for January 20 to discuss the alarming rise in the deaths of Olive Ridley turtles in ...