It's not violence on the job that makes some pro football players beat their wives or children, psychologists say. It's often childhood experience, fanned by a culture that accepts such behavior.
Angela Stimpson donated a kidney to a complete stranger. Why did she do it? Researchers found that the brains of Stimpson and other altruists are sensitive to fear and distress in a stranger's face.
Palestinian kids in Gaza went back to school this past week in buildings damaged by the war, with children homeless and traumatized, and more than the usual overcrowding they face every year.
Chronic stress can lead to heart disease, cancer and other health problems. A study shows it doesn't matter if the stress comes from major life events or minor hassles. Time to take a deep breath?
Busy schedules and long hours of training are partly to blame for the ever-shrinking volunteer pool.
In most stores, you can see how much everything costs. Why do jewelry stores hide the price tags?
More than 120 leaders are expected to attend the one-day summit sponsored by the United Nations. They have been instructed to arrive Tuesday with "bold ideas" to slow the rise in global temperatures.
John Abdallah Wambere applied for asylum in the U.S. after Uganda passed a harsh anti-gay law earlier this year. His application has now been recommended for approval, pending a background check.
Scientists hope NASA's MAVEN probe, which went into orbit Sunday night, will provide insight into why the Martian climate changed drastically billions of years ago.
While a U.N. agency reported about 70,000 refugees this weekend, a Turkish official says 100,000 Syrians have entered Turkey in the past week. Fighters from ISIS are closing in on the border.
Forty-three veterans of Unit 8200, Israel's secretive surveillance organization, say they were directed to spy indiscriminately on Palestinians. Were they using intelligence gathered by the NSA?
Omar J. Gonzales, the 42-year-old man who the Secret Service says ran onto the White House grounds and entered a door Friday night, is an Army veteran who served in Iraq.
Munich kicked off this year's Oktoberfest Saturday, beginning festivities in which the city expects to host 6 million visitors. For the first time, beer prices are above 10 euros per liter.
The people behind a vicious attack were identified as Islamist militants from Somalia, but few other details about the incident have been made public.
Catholic universities and hospitals argue they shouldn't have to offer contraceptive coverage, but many Catholic insurance companies have been making it available for years.
The top two presidential candidates in Afghanistan shake hands and sign a power-sharing deal, ending months of bitter disputes over who will succeed Hamid Karzai.
The People's Climate March was timed to draw the notice of world leaders gathering for this week's U.N. Climate Summit in New York.
In Norwalk, Conn., a new hotel focusing on fitness targets business travelers who want to stick to healthy routines while on the road. It's a new niche for the hospitality industry.