BARACK OBAMA

President Obama met with the leader of Syria's opposition, while Human Rights Watch probes new chemical attacks.

Iran reached an interim deal with six world powers in November when it agreed to stop enriching uranium to 20 percent.

North and South Korea are technically still at war after their 1950-53 conflict ended in a truce, not a peace treaty.

The potential Republican candidate in 2016 noted that although he is just 42, he has held public office for about 14 years.

The company has saved nearly $5 million by utilizing solar power, thanks in part to taxpayers.

The president appeared at a Wal-Mart to tout new environmental initiatives, but critics say the retail giant is just "greenwashing."

Kim Kardashian was reportedly banned from meeting President Obama during a benefit dinner on Wednesday. Is it because Kanye West dissed him?

Chinese Vice Foreign Minister Cheng Guoping said no "clash" had taken place since the dispute erupted at the weekend.

A series of revelations about the way the Department of Veterans Affairs administers care has brought calls for its leadership to go.

Nigeria has accepted a U.S. intelligence offer after more than 200 girls were abducted by Nigerian Islamist group Boko Haram.

Martha Stokes discusses what caused the infamous Flash Crash in 2010 and if such a panic could recur.

A sudden "situation" at the Executive Mansion.

"Climate change, once considered an issue for a distant future, has moved firmly into the present."

"The fact is we have to do more to retain and attract world-class talent to the United States," Commerce Secretary Penny Pritzker said.

China and the Philippines have been trying to establish supremacy over a number of islands and shoals in the South China Sea.

The president and actor Joel McHale send zingers to both sides of the aisle. Here are our 10 favorites.

The Obama-Merkel meeting occurred as clashes in Odessa, Ukraine, worsened Friday and the U.N. Security Council met in an emergency session.

Thomas Piketty, the man of the hour, was speaking. But not even that could keep Obama's former top economic advisor awake.

A fire related to violence in Odessa causes the highest death toll of the Ukrainian crisis so far.

Florida's governor declared a state of emergency in 26 counties as rescue workers combed neighborhoods for victims.

Acting Iraq Prime Minister al-Maliki, who is seeking to remain in office, is promising voters that he can end the violence.