From a digital vantage point in orbit, scientists have mapped every building on Earth—2.75 billion structures, all in 3D.

Gabriele Corso (left) and Jeremy Wohlwend (at podium) presented their new model at a Dec. 5 event at MIT’s Stata Center, where they said their ultimate goal is to foster global collaboration, ...

A simple mathematical model has helped chemists selectively synthesise a novel interwoven catenane structure. Researchers say ...