CAPE TOWN—With a dozen empty plastic water jugs slung over her shoulders, Rukayah Salie hurries across a busy road in Muizenberg just outside of Cape Town, South Africa and joins the thirsty Capetonians queued up to collect free, clean drinking water from the roadside tap…

Nigeria has 200 million people and just 250 psychiatrists, making therapy a luxury. So when 26-year-old investment banker Hauwa Ojeifo was diagnosed with bipolar disorder and PTSD, she sought refuge on her blog.

Malaria is endemic among under-5s in Zambia’s Serenje district, and treatment delays cost lives—but a pilot study providing lifesaving drugs and emergency transport has proven a remarkable success in reducing malaria's death toll. The MAMaZ Against Malaria pilot study…

In the urgent search for multipronged, coordinated solutions to the opioid epidemic ravaging the U.S., blockchain might be just the powerful weapon we need.

Abdoul Salam Nizeyimana, a 27-year-old Rwandan, survived the slaughter of his entire Tutsi family at the hands of Hutu fighters. 2 decades-plus since the genocide, Rwanda’s economy has grown 7-fold, and the country is alive with youthful ambition.

Hearing aids are bulky, expensive and available only through medical professionals which means 80% of Americans who need them don’t have them—a number that hasn’t changed in decades according to Frank Lin, director of the Cochlear Center for Hearing and Public Health at the…

Is it time to say goodbye to handsets and literally lodge your virtual assistant inside your ear? The future of smartphones may be “hearable.” Silicon Valley giants Amazon, Apple and Google are angling to make our mobile technology entirely voice-commandable. But there’s…

A federal judge barred downloadable DIY firearms Tuesday just hours before they were due to run online. The restraining order temporarily undercuts plans for Texas non-profit Defense Distributed to post blueprints for 3D printed guns, including designs akin to AR-15s. The…

Tankfuls of leeches are a hospital standby, used occasionally to help ease venous congestion after certain surgeries. The advent of germ theory had pushed leeches out of medical vogue for a time, until surgeons enlisted ciprofloxacin to stave off Aeromonas bacteria harbored…

A drug targeting recurring malaria crossed another hurdle, winning approval from the FDA (which did, however, underscore important side effects).   Tafenoquine can flush the malaria-causing plasmodium vivax parasite out of the liver, where it hides and reawakens. Relapsing…