Map courtesy of Benjamin Hennig

Social geographer Danny Dorling explodes the traditional maps of the world and creates lively, ever-changing depictions of why and how we live.

Invisible to the eye and undetectable by most sensors, the small frequency of light called terahertz has eluded scientists for more than a century. That is finally changing — and revealing some amazing visuals in the process.

Travis Threlkel paints in light. His canvas: the largest buildings he can find.