As doctors and nurses learn more about what the body goes through during drug use, they are changing the treatment they provide for patients on heroin and other drugs.
For U.S. weightlifter Morghan King and others, competition began and ended on the first two days.
Emperor Akihito said his age and poor health could make the performance of his duties impossible. But Japanese law doesn't allow for the emperor to step down.
In Japan, a country rich with visual storytelling, food has skyrocketed as a genre of manga — and the stories often depict a struggle for self-improvement.
Women encounter a dilemma when they get pregnant: Should they continue taking medications that keep them healthy? That question can be scary, because drugs are rarely tested for safety in pregnancy.
Local governments are allowing schools to experiment with new teaching methods. Educators hope to develop self-motivated, critical thinkers.
In a victory for the military, referendum voters in Thailand approved a draft constitution. Critics say it will entrench military control in the country.
The Olympics in Rio de Janeiro are underway, and despite long lines and a stray bullet firing, most things seem to be running smoothly.
A new Texas law allows students with gun licenses to carry on campus. Professor Lisa Moore of the University of Texas at Austin talks about why she's asking a court to halt the law.
The National Institutes of Health proposed lifting its moratorium on funding for research on part-animal, part-human embryos — which raises a huge dilemma, says bioethicist Insoo Hyun.