How can women in rural Nigeria get the care they need? That's what Columbia University graduate students in public health asked residents of Kadawawa, Nigeria. Courtesy of Alastair Ager and Alissa Pires hide caption

itoggle caption Courtesy of Alastair Ager and Alissa Pires

In a village outside of Jenin, in the West Bank, Palestinian farmers harvest wheat early and burn the husks to yield the smoky, nutty grain known as freekeh. Daniella Cheslow for NPR hide caption

itoggle caption Daniella Cheslow for NPR
Maria Fabrizio for NPR

The Speck air quality monitor costs $200, but is available to all through Pittsburgh's public library system. Carnegie Mellon University CREATE Lab hide caption

itoggle caption Carnegie Mellon University CREATE Lab

Francisco Ramirez, a sexual-health educator, offers free advice to a passerby. Christopher Gregory for NPR hide caption

itoggle caption Christopher Gregory for NPR

Retired California school teacher Mikkel Lawrence sits with his cat, Max. Lawrence has hepatitis C and has struggled to afford the medicine he needs to treat it. April Dembosky/KQED hide caption

itoggle caption April Dembosky/KQED

"Things that only have a 50% chance of happening 20 years from now are supposed to sound like science fiction." - Aubrey de Grey Robert Leslie/TED hide caption

itoggle caption Robert Leslie/TED

TED Radio Hour

Aubrey de Grey: Can Aging Be Cured?

Cambridge researcher Aubrey de Grey argues that aging is merely a disease — and a curable one at that.

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"We can harness our bodies' own abilities that are kind of kept under wraps to allow the aging process to be slowed down." - Biochemist Cynthia Kenyon James Duncan Davidson/Courtesy of TED hide caption

itoggle caption James Duncan Davidson/Courtesy of TED

Medical ethicist Harvey Fineberg says "neo-evolution" is on the horizon. James Duncan Davidson/Courtesy of TED hide caption

itoggle caption James Duncan Davidson/Courtesy of TED

Sabas Sanchez Jr. was better known among his neighbors in Madison, Neb., as "Gordo" — Spanish for chubby. He also had an oversized personality. His father keeps this tattered photo in his wallet. Bobby Caina Calvan/Heartland Reporting Project hide caption

itoggle caption Bobby Caina Calvan/Heartland Reporting Project