That's a problem in Bangladesh, where pit latrines have brought rates of open defecation down — but led to the dumping of 'fecal sludge' in waterways. A new study proposes a possible solution.
Move over Japanese women. You've been dethroned as the population with the healthiest hearts. This group of people can fight off heart disease even into their 80s. What's their secret?
A pandemic is likely to crop up in the next few decades, many scientists predict. To help readers prepare, NPR created its first-ever Pandemic Preparedness Kit. But it's not your traditional kit.
Because what mammal can take down a rodent that sniffs out land mines as well as TB — and jumps 5 feet in the air? Surely not tonight's competitor, the maned wolf.