SOCIOLOGY is the most modern of the sciences. It is also, from the human point of view, the most important of them all. About half a century ago there took place what was perhaps the most momentous ...

When U.S. rocket engineers talk about the bright possibilities of solid-fuel rockets, they always have to pause over one big requirement: how to control the fuel’s burning rate. A current system is to ...

What could be cooler than zapping clouds to make them do as you wish? The dream has been around a long time. Is it nuts? A decade ago, the only weather-related laser research hitting the science news ...