hydrogen ions

Doc Ock, the tentacled villain at the heart of the movie Spider-Man 2, nearly succeeded where thousands of scientists and 50 years of work have so far failed: in building a nuclear fusion reactor. But nonvillainous scientists may be about to save their reputation. This year a multinational team is scheduled to begin constructing ITER, the International Thermonuclear Experimental Reactor, a project designed to demonstrate that fusion can generate almost limitless amounts of electricity without the risks and long-lived radioactive waste linked with nuclear fission reactors.

Hydrogen is going to be big!