Jim Bell says NASA's latest discovery support the notion that habitable worlds are probably common in the galaxy.
Graham Allison says if an unchecked and emboldened Russia foments conflict in a nation like Latvia, a NATO member with a Russian speaking population, the West would have to defend it.
Arianna Huffington joins CNN's Jake Tapper to talk about her book and how a bloody gash changed her outlook on life.
Located 12 miles from the accident site, Paeng Mok Harbor has become a refugee camp for the brokenhearted.
Divers will attempt to recover bodies from a capsized South Korean ferry Saturday after an earlier bid to reach the compartment they're in failed.
Disgust, anger and shock greeted official statements from South Korean authorities that texts and social media posts from survivors trapped inside the stricken ferry had been faked.
Tethered to an IV drip, 71-year-old Shin Young Ja lies under a thin fleece blanket, nursing a broken back and wracked with survivor's guilt.
CNN's Kyung Lah reports on the latest developments in the South Korean ferry disaster.
Mastodons -- elephant-like beasts that lumbered across North America more than 10,000 years ago -- are long extinct, but apparently it wasn't tooth decay that did them in.
Rosie O'Donnell will be sporting a new look when she returns to "The View" in May.
Pro-Russian separatists in the eastern Ukraine city of Donetsk dug in Friday despite an international deal aimed at being a key first step in resolving a crisis that has threatened to devolve into civil war.
Las Vegas is more than a place where people come to act their worst. Anthony Bourdain gets the local scoop.
Thousands of Christians gathered at one of Rome's most famous landmarks Friday night as Pope Francis led the Catholic ceremony known as the Stations of the Cross at the Colosseum. Crowds of the faithful stood in solemn attendance, holding candles that cast a soft yellow glow over the ancient Roman site, as a giant cross made of dozens of flickering candles towered over the audience.
The American leg of Miley Cyrus' tour is now officially over, thanks to an "extreme allergic reaction" to an antibiotic.
The White House has declined to comment on a "Deport Justin Bieber and revoke his green card" petition, saying the "We the People" Whitehouse.gov petition system allows the Executive Office to dodge comments "to avoid the appearance of improper influence."
A Tennessee woman helping her son hunt for Easter eggs makes a startling discovery in her own backyard. WBIR reports.
Families of girls kidnapped from school by suspected Boko Haram militants are accusing the Nigerian military of lying. Despite the military's claims that nearly all the girls are now free, nearly all of them are still being held, the families said Thursday.
An HIV-positive Florida man was told he could no longer play in a Kissimmee Parks and Recreation basketball league.
Belching smoke and fire, SpaceX's unmanned Dragon spacecraft successfully lifted off from Cape Canaveral. The International Space Station's robotic arm is scheduled to grab the space freighter Sunday morning
Much to the amusement of his co-hosts, CNN's Rachel Nichols addresses Charles Barkley's desire to be an NBA executive.
Archaeologists used a drone to peer through the dry New Mexican desert to find this hidden treasure. KRQE has more.
"Today and tomorrow, it's imperative that we focus because the experts have narrowed down the search area," a Malaysian official says.
A prolonged undersea search for the missing Malaysia Airlines Flight 370 could cost nearly a quarter of a billion U.S. dollars if private companies are used, Australia's top transport official said Thursday.
Russia Today says officials have not yet identified this mysterious object seen in the sky over Murmansk, Russia.
The FBI screened passengers from a Delta Airlines flight from Detroit to Denver on Friday after a potential security threat.
A drone strike in Yemen killed at least 15 people on Saturday, including 12 suspected al Qaeda militants, three Yemeni Defense Ministry officials told CNN.
Two videos and one audio link have come to light in recent days that suggest that al Qaeda, the world's most recognizable terrorist group, is still active -- at least online.
New video from al Qaeda affiliate al Shabaab shows the terror group calling for recruits and more attacks.
Another Sherpa guide died in Friday's Mount Everest avalanche, bringing the death toll to 13, a Nepalese government official said Saturday.