It's not exactly clear what prompted Ugandan MP Ibrahim Abriga to relieve himself on a city wall. But one thing is certain: Kampala is one of many places where public toilets can be hard to find.
Distracted driving is a growing problem, accounting for at least 12 percent of road crashes worldwide. Phones don't help. But personality and gender may play a role, too, researchers say.
In many countries, uneven and unpaved roads make it hard to get around in a standard wheelchair. MIT engineer Amos Winter describes his design for a lever-powered all-terrain wheelchair under $200.
Washing your hands with soap stops the spread of many lethal diseases. Yet most people don't wash their hands, even after using the bathroom. Dr. Myriam Sidibe wants to reverse this disturbing trend.
16 million children face hunger in the U.S., which can prevent them from performing well in school. Chef Sam Kass describes a simple solution with a potentially huge impact: free breakfast.
When designer Mileha Soneji's uncle got Parkinson's, his quality of life deteriorated rapidly. Mileha couldn't cure her uncle's disease, so she designed simple ways to improve his everyday life.
A center created by the Affordable Care Act to foster innovations in health care is at risk in Donald Trump's U.S. But some Canadian health analysts see it as a model for curbing health care's cost.
Researchers found two addiction medicines equally effective once treatment started. But there are fundamental differences in the way treatment begins with each drug, complicating the interpretation.