Attorneys sought a stay of execution because Texas refused to reveal details about the drugs it used to execute convicted killer Tommy Lynn Sells.
The vast majority of people, including soldiers, with PTSD, depression or other mental illness are not violent. Psychiatrists doubt the latest shooting at Fort Hood could have been predicted.
Basic human impulses often conflict with saving for retirement. For one thing, people hate losing something — even more than we love winning. Behavioral economists call this "loss aversion."
In Killeen, Texas, another mass shooting had some asking, "Again?" The flags flew at half staff as the community began to pick up the pieces.
Letterman has hosted Late Show on CBS since 1993. He made the announcement during a taping of the show in New York.
Commonly used antidepressants don't work for many people. That's why scientists are experimenting with ketamine, a hallucinogenic club drug called Special K.
A Senate panel voted Thursday to declassify parts of a controversial report on the CIA's use of interrogation activities. Here's a look at some of the key Senate players and their motivations.
Brendan Eich is a co-founder of Mozilla, the company behind the Firefox browser. But his personal donation to an anti-gay-marriage campaign means he's no longer CEO.
The mass shooting at Fort Hood, the second at the same Army base in just five years, is renewing questions about the state of mental health treatment on U.S. military bases.
Sheldon Adelson is possibly the most influential campaign donor in the U.S. He also happens to be the head of the Sands casino empire, and now he's behind a push in Congress to ban online gambling.
From Killeen, Texas, where Fort Hood is based, Melissa Block talks to soldiers who were on base during the shooting, as well as with Killeen's mayor. The mayor explains how the town is trying to cope.
A shooting at Fort Hood has left four people dead and 16 wounded. Robert Siegel reports on the latest news unfolding in Killeen, Texas.
Huge crowds packed arenas to watch the world's best pedestrians walk in circles for six days at a time. And trainers encouraged the athletes to drink champagne — at the time considered a stimulant.
A new study suggests that when it comes to the optimal amount of salt intake, there may be more leeway than we thought. But some doctors say we still need to lower sodium to control blood pressure.
The new NPR poll indicated that Republicans had a 10 percentage-point advantage over Democrats with voters over age 59. In 2010, it was 21 points.
Away from combat, troops often can't carry firearms. The shooting at Fort Hood raises the question of whether they would be better able to protect themselves if they could.
The vote does not mean the report will be made public just yet. The CIA will have a chance to flag portions it believes could compromise national security.
More than 1 million Arabs are Israeli citizens. About 350,000 Jewish Israelis live in the West Bank. What happens to them if a formal border is ever set between Israel and the Palestinians?
Allergy shots work, but they're inconvenient and painful. Now there are pills that can help people tolerate grass pollen. But allergies are rarely limited to grass alone.
Authorities in Washington state's Snohomish County say all of the victims recovered so far died of blunt force trauma and not from suffocation, as some family members had feared.