Time lapse photography, once the bastion of well-heeled and equipment-laden photographers, can now be executed for a couple of bucks. Well, if you have an iPhone 3GS , that is

If Pentagon whiz kid researchers at DARPA have anything to do with it, handheld fusion reactors could be more than just the stuff of science fiction. Controlling a fusion reaction, the same energy source that powers the sun, is a longtime dream of ambitious scientists. Fusion holds the key ...