Hanging in orbit just 3,700 miles above the surface of Mars, the planet's closest moon, Phobos, seems to be undergoing a "structural failure," NASA says.
When African-American players on the University of Missouri's football team called for a boycott of games, it was the latest moment in a long history of players taking a stand for civil rights.
Opposition supporters believe they have won the country's freest election in more than two decades. But the military still holds 25 percent of parliamentary seats.
Russia is facing a demographic crisis. Some women are having more babies, but there are fewer mothers overall. The country may face worse economic problems and challenges staffing its armed forces.
A shortage of line workers raises the question: How do you entice millennials into tough electric utility work, when "you can't get a kid to lick a stamp, much less climb a pole" these days?
Melissa Click was seen in a video asking for "muscle" to kick out a journalist from the scene of a protest. Click gave up her "courtesy appointment" at the prestigious School of Journalism.
Of the 177 bikers arrested, the 106 indicted face charges of engaging in organized criminal activity. The grand jury reportedly will consider charges against the other bikers at a later date.
Sen. Marco Rubio, who's gaining in the presidential race, supported and helped craft the Senate immigration bill. He's backed away from it somewhat, but clarified his stance in an interview with NPR.
Last night's presidential debate focused on economic issues. Our reporters look at candidate claims about business creation, the minimum wage, trade and the length of the tax code.