Addiction to morphine and heroin can be blocked, according to research released Wednesday which could prove a major breakthrough in treating addicts and in pain relief treatments.
China played down the frantic drive for gold medals and focused on "Olympic spirit" and sportsmanship at a London Games marked by an unusual bout of soul-searching.
Investigators are looking into two main paths toward a cure for AIDS, based on the stunning stories of a small group of people around the world who have been able to overcome the disease.
Some scientists say sporting records are starting to flatline and one day will become near impossible to beat without drugs, gene splicing or futuristic technology.
Quitting smoking leads to an average weight gain of four to five kilogrammes (nine to 11 pounds) in the first year -- "significantly" more than previously thought.
South Korea said Wednesday that it planned to start whaling through a loophole that allows the killing of whales for scientific research, following the lead of Japan's controversial expeditions.
People who were hit or spanked as children face higher odds of mental ailments as adults, including mood and anxiety disorders and problems with alcohol and drug abuse.
23.9 percent of Kazakhstan residents out of 2,294 respondents blame the Soldiers of Khalifat, Taliban and other foreign extremist groups for the recent terrorist attacks in the country.