We're further along in using science to manually force the weather's hand than many people suspect. In 2009, for example, the Chinese government used weather manipulation to bring a snowstorm to Beijing, and they aren't the only nation giving it a try. But using so-called "cloud seeding" techniques as high-tech rain dances is controversial; critics say it's both ineffective and bad for the environment. A potentially better solution -- to this, as to most things! -- is to fire up some lasers.