Traffic engineers face "a new conundrum" in dealing with red-light cameras such as this one in New Mexico, according to a recent study looking at how cameras are operated and the perception that they are used to generate revenue.
What's the point of a red-light camera — to make intersections safer or to generate revenue? That's the question prompted by researchers at the University of Tennessee, who say the cameras are sometimes used in ways that are more likely to make money than to improve safety.
China says it plans to phase out the harvesting of organs from executed prisoners, ending a controversial practice that reportedly supplies most of the country's transplant patients.
Huang Jiefu, a surgeon and former deputy health minister who is in charge of organ transplants, says that beginning in November, China will scale back and eliminate the harvesting of inmate organs. Huang says that will be replaced by a nationwide voluntary donor system.