One of the nation's largest and oldest children's hospitals is cracking down on parents who bring their kids herbs, extracts or other dietary supplements.
In what it describes as a break from other hospitals, the Children's Hospital of Philadelphia, or CHOP, last month removed most dietary supplements from its list of approved medicines, and established new policies for administering them.
A dog burial in Greene County, Ill. This fossil dates back to about 8,500 years ago.
Credit Courtesy of Del Baston, Center for American Archaeology
This part of a dog skull found in a cave in Belgium dates back to about 36,000 years ago. Scientists think this species was an ancient sister-group to all modern dogs and wolves, rather than a direct ancestor.
Credit Courtesy of Royal Belgian Institute of Natural Sciences
Scientists have used some new tricks and old dogs to show that thousands of years ago, wolves may have first become man's best friend in Europe.
Researchers extracted DNA from ancient wolf or dog fossils and compared it with DNA from modern dog breeds and wolves. Until recently, labs didn't have the kind of genetic tools they'd need to work with such old dog DNA and do this kind of detailed comparison.
Originally published on Thu November 14, 2013 5:58 pm
Janet Yellen cleared a key hurdle Thursday, as her confirmation hearing to become the next chair of the Federal Reserve went smoothly. There were only a few snags in roughly two hours of questions and discussions between Yellen and members of the Senate banking committee.
Many of the senators lauded Yellen's extensive experience, as well as her adherence to views they heard her discuss in private meetings on Capitol Hill in recent weeks.
I'm Michel Martin, and this is TELL ME MORE from NPR News. Coming up, we're in the thick of football season but increasingly, fans are worrying about how their favorite players are faring after their playing days are over. Now, there's a new plan to address that, and the head of the NFL Players Association will be joining us later in the program to tell us more about that - as well as, of course, his take on the allegations of bullying in the Miami Dolphins locker room. That's later.