Associated Press

Federal authorities say a massive fire that prompted the evacuation of scores of people in Philadelphia's Old City neighborhood a year ago was deliberately set.

Four decades after Three Mile Island's commercial nuclear power accident, financial rescues of nuclear power plants are stirring the highest levels of government.

Angela Merkel's comments at the Munich Security Conference followed days of acrimony between the U.S. and Europe over Iran.

Protests, hostile public hearings and disparaging tweets over the next three months, eventually led to Amazon's dramatic Valentine's Day breakup with New York.

This is not the Democratic Party of yesteryear. Or even last year.

Let the lawsuits begin.

U.S. Cardinal Theodore McCarrick, 88, is the highest-ranking churchman to be laicized.

Astronaut Scott Kelly's immune system on high alert and changed the activity of some of his genes compared to his Earth-bound identical twin, researchers said Friday.

District Attorney Larry Krasner filed a motion Friday outlining his challenge. The issue is now with the Pennsylvania Superior Court.

The compensation fund for victims of 9/11 is running out of money and will cut future payments by 50 to 70 percent, officials announced Friday.

President Donald Trump's inaugural committee received a sweeping request for financial records this week from prosecutors in New Jersey.

A gunman opened fire at a manufacturing plant in suburban Chicago on Friday, killing five people and wounding five police officers before he was fatally shot, police said.