Individuals who engage in costly punishment do not benefit from their behavior, according to a new study published this week in the journal Nature by researchers at Harvard University and the Stockholm School of Economics.

The Swedish Prison and Probation Service have saved up to 160 million dollars by releasing prisoners from jail with electronic tags.

More than three hundred prisoners, mostly naxalites, escaped from Dantewara district jail in India today after prison guards were overpowered in a planned action in which three guards and two undertrials were injured during firing and clashes.

As California struggles to extinguish some of the state's most devastating forest fires, it has turned to a record number of prisoners for some of the most demanding work.

An auditor who stole $1.2 million from the state over nine years was sentenced Monday to 3 1/3 to 10 years in prison, The Associated Press reported.

President Bush Monday spared former vice presidential aide Lewis "Scooter" Libby from going to prison for 2 1/2 years for obstructing the CIA leak investigation, a White House official said, according to Reuters.

A federal appeals court unanimously refused on Monday to step in and delay former White House aide I. Lewis "Scooter" Libby's prison sentence in the CIA leak case, The Associated Press reported.

Former Deputy Secretary of Interior J. Steven Griles was sentenced to 10 months in prison Tuesday for lying to senators investigating the Jack Abramoff lobbying scandal, The Associated Press reported.

Former White House aide I. Lewis "Scooter" Libby was sentenced to 2 1/2 years in prison Tuesday for lying and obstructing the CIA leak investigation, reported The Associated Press.

Execution by lethal injection may cause death by asphyxiation, and prisoners being executed may be conscious and may experience pain, claim the authors of a new study published this week in PLoS Medicine. Leonidas Koniaris and colleagues from the University of Miami assessed data from two US states that release information on executions together with previously published work on the drugs used in the protocols for lethal injections.