Many tiny homes already push the envelope with head-turning looks and creative uses of space. A collaboration between Vattenfall and design studio Superuse, though, has taken it to a new stratosphere.

Editor’s Note: Call to Earth is a CNN editorial series committed to reporting on the environmental challenges facing our planet, together with the solutions. Rolex’s Perpetual Planet Initiative has ...

(CNN) — As wind energy expands in the United States, concerns have grown about the potential for tall turbines to be a drag on property values. But a new nationwide study that analyzed data from 300 ...