Galleries / The Universe's Most Powerful Magnets

The recent imaging of two 300-million-year-old proto-spiders was just the tip of the iceberg: Here are 12 new scanning technologies that are bringing amazing 3-D images into Hollywood, medical care—and home PCs.

You know hydrogen and oxygen, helium and carbon. But the periodic table's frequently forgotten residents, rare elements with funny names, show up in many unexpected places.

Researchers at Livermore National Lab expect to be producing energy with a controlled, self-sustaining fusion reaction within three years.