Millions of people worldwide die every year because of primitive cooking stoves. Around the globe, helpers ranging from Hillary Clinton to African entrepreneurs are making inroads.
Reporting from the El Paso innovation conference, our Michael Haederle explains how a toy frog may have hopped over some biomedical manufacturing obstacles.
A new book by W. Brian Arthur, a pioneer in the area of positive feedback in economics, argues that genius is overrated and technology drives its own innovations.