Scientists reported Wednesday that they had developed a way to measure how much pain people are experiencing by scanning their brains.
The researchers hope the technique will help doctors treat pain better, but the work is also raising concerns about whether the technique might interfere with doctors simply listening to their patients.
Now, when someone is in pain, a doctor has no way to judge its severity except to ask questions, a method that often is inadequate.
Lorenzo Garcia, the former superintendent of schools in El Paso, Texas, has been sitting in a federal prison since last year. He's the nation's first superintendent convicted of fraud and reporting bogus test scores for financial gain.
On a normal day, Kansas City, Mo., processes more than 70 million gallons of raw sewage. This sewage used to be a nuisance, but Kansas City, and a lot of municipalities around the country, are now turning it into a resource for city farmers hard up for fertilizer.
After the sewage has been processed at a treatment plant, it's piped out to Birmingham Farm on the north side of the Missouri River.