When it comes to talking about infectious diseases, researchers have their own special jargon. But even they aren't always 100 percent sure of the definitions.
Bernie Sanders impersonator Larry David hosted the episode with a cameo from the senator himself. Sanders slipped in a main campaign message, while David jabbed at the candidate's cantankerous side.
Again, the Republicans engaged in an intense brawl that was framed by Carson's delayed entrance and an tough confrontation between Chris Christie and Marco Rubio.
It was the last debate before the New Hampshire primary and Donald Trump was back onstage. Which GOP candidate ended up with the most talking time?
Marco Rubio fast became a target, Donald Trump kept a lower profile and Ted Cruz, who won in Iowa, was on defense straight off the bat.
Just to make it to an NFL tryout, New Orleans Saints cornerback Delvin Breaux overcame long odds — like a broken neck in high school. It took years for him to work his way back up the ranks.
As Denmark's politicians debate how many asylum seekers to let in, the country is working to better integrate the refugees already there.
For the first time its history, Mexico announced it would recognize people of African descent on its official census. What does it mean for Afro-Mexicans themselves — and why has it taken so long?
ESPN contributor Kevin Blackistone, Bloomberg View's Kavitha Davidson and The Washington Post's Wesley Lowery talk about the UofL basketball team, public opinion of the NFL, and...
The prominent conservative magazine National Review dedicated a whole issue to denouncing Donald Trump. Editor Rich Lowry talks about how Trump is reshaping the state of conservatism.
Smartphones are often credited with helping bridge the "digital divide" between people who do and don't have Internet access at home. But is mobile Internet enough for a family with a kid in school?
BMX rider Dave Mirra, one of the most decorated athletes in X Games history, has died at the age of 41.
NPR's Mara Liasson talks about what to expect in the last Republican debate before the New Hampshire primary.
Sen. Bernie Sanders has honored his vow not to run negative campaign ads. But some of his ads convey a message tantamount to a subtweet — which quietly makes its point about rival Hillary Clinton.
Analysts say the Super Bowl ads this year are funnier and more star-studded than in the past.
The Russian airstrikes have emboldened President Bashar Assad's army to press a major offensive in a crucial city. Thousands of civilians have fled and are massing at the nearby Turkish border.