
(CNN) – Robots that can scale walls like superheroes! Researchers at Stanford University, inspired by a gecko's quick feet, are developing robots that could be the first to explore unstable, dangerous places and potentially save lives. Gary Tuchman reports in today's "Edge of Discovery."

Perry and Paula Browning hold a photo of their son, Brian, who was killed in Iraq in 2007. (CNN)
(CNN) – Criminals are using photos of soldiers stolen off the Web to create fake profiles of eligible bachelors on a host of different dating Web sites. The scammers' goal? Lure women into falling in love, only to dupe them out of money in the end. CNN has confirmed it's happening to everyone from infantrymen all the way up to generals at the Pentagon. Special Investigations Unit correspondent Abbie Boudreau introduces to some victims of the crime. Watch ![]()
(CNN) – Sometimes it's the enemy you can't see that poses the most serious threat. That's why it could take years before we know the full extent of the damage that's been done to the Gulf of Mexico. Our Rob Marciano found out that thick, black oil doesn't always leave an obvious stain. Watch ![]()
100 days later, devastation and hope as oil spill efforts take hold

Ten-year-old Briana Esqueda holds a protest placard on July 26, 2010 in Bell, California. (Getty Images)
(CNN) – More heads are rolling in Bell, California where local officials in the blue-collar town were paying themselves insanely large salaries. So far, the city manager, assistant city manager and police chief have resigned. Those three officials, combined, were making $1.6 million a year. Now, the city council is slashing its pay and the mayor is finishing his term for free. Our Ted Rowlands has the latest. Watch ![]()

