TEDxTalk: Three Reasons We Still Haven't Gotten Rid of Malaria | Sonia Shah
We've known how to cure malaria since the 1600s, so why does the disease still kill hundreds of thousands every year?
It's more than just a problem of medicine, says journalist Sonia Shah.
A look into the history of malaria reveals three big-picture challenges to eradicating it.
Photos: Adam Nadel