An Oregon company explores ways to harness energy from the magma chamber of a volcano in Hawaii.

A California company examines ways to predict earthquakes.

A look at programs in Switzerland, China, Israel and the United States that are attempting to control the clouds and precipitation.

A study of theories about how to harness the power of lightning, as well as ways to better protect against it.

A look at theories about tapping the energy of tornadoes, as well as ways to weaken or even destroy them.

A series about scientists who develop ways to manipulate weather and natural phenomena begins with a look at hurricanes, and features visits to labs and field locations in Virginia, Florida, New Jersey and Colorado.