Making our urban environments greener can help to save species, cool the warming cities and make us happier.

Our communities are getting really smart. Here’s what to expect.

A new technique produces long-lasting movies of nonluminous objects with just a few hundred femtoseconds between frames.

Circa 2016

Richard T. Forman and Jianguo Wu call for global and regional approaches to urban planning.

Rock samples from the island suggest it’s a strange hybrid that represents a whole new way for the planet to make volcanoes.

What would do if you ran into the most massive spider in the world?

An unholy alliance?