Lignins—the complex molecules that make plants sturdy and allow them to grow tall—are not as random as once thought. A new ...

There has been growing interest in the adoption of complex systems approaches to tackle major public health challenges such ...

A high-definition camera tracks a hired subject along a street in Islington, a borough in Greater London. This story appears in the February 2018 issue of National Geographic magazine. About 10:30 on ...