A Hubble telescope search for dust rings around Pluto turned up a previously unknown moon. John Matson reports

NASA's Kepler mission's principal investigator, Bill Borucki, talks about the search for exoplanets that might be habitable. Part 2 of 2. John Matson reports

Compulsive gamblers seeking treatment were more impulsive and more likely to be superstitious than were non-gamblers. Steve Mirsky reports

NASA's Kepler mission's principal investigator, Bill Borucki, talks about the search for exoplanets that might be in habitable zones around their stars. John Matson reports

Orbital debris within 250 meters of the International Space station is a warning to clean up the neighborhood before a tragic impact. John Matson reports

Recent research finds that taking a hot bath can cure loneliness. Christie Nicholson reports

Computer simulations show that about 10 percent of planets could have a massive moon that helps to stabilize the planetary tilt. John Matson reports

Recent research finds that our vices can be held back when we use cash instead of credit cards at the grocery store. Christie Nicholson reports

After 34 years in space, 17 billion miles from Earth, Voyager 1 has reached or is about to reach the heliopause. John Matson reports

A study of 25 young gang and group members in South Wales found that they wanted dogs less as weapons or protection and mostly for companionship and socialization. Steve Mirsky reports