Doctors and parents often miss the signs of female athlete triad syndrome — low energy, low bone density and irregular menstruation in an otherwise healthy-looking girl or teen.
Scientists have discovered the first new human disease caused by a "prion" in more than 50 years. Prions are strange, deformed proteins that can act like viruses and bacteria.
Tiny island nations, Latin American developing countries and even non-joiners like Switzerland have all found more power and influence in climate negotiations after forming or joining a group.
NPR's Robert Siegel interviews Barbara R. Shook, senior reporter-at-large at the Energy Intelligence Group, about how low oil prices need to go to make "unconventional oil" extraction too expensive.
For 35 years, Dr. Bill Mahon has tended newborns and broken bones, given kids checkups and spinal taps. But luring new doctors with big debt and urban dreams to the redwoods is harder than it sounds.
Efforts to change the mountain's name back to Denali date back to 1975. The White House says changing the name back "recognizes the sacred status of Denali to generations of Alaska Natives."
With wingspans over 9 feet long, California condors are so big that they're at risk for electrocution when they fly into or land on power poles. One San Diego program seeks to change this behavior.
His book Awakenings, about reviving patients from a catatonic state, was turned into a 1990 film. He also wrote more than a dozen other books, including The Man Who Mistook His Wife for a Hat.