AP Photo/Craig Ruttle
GM's hydrogen-powered Chevrolet Equinox is refueled at a newly-opened Shell Hydrogenfuel
station at John F. Kennedy International Airport, July 2009.


Hydrogen is the most common gas found in the universe. By weight, hydrogen has highest energy content of any standard fuel. Though hydrogen-powered vehicles are already on some roads, researchers continue to look for more cost-effective ways to make the fuel. Learn more about the energy potential of hydrogen on the Web sites below.


Insights for Hydrogen

  • Children learning about hydrogen will benefit from the Energy Information Administration’s EIA Energy Kids site, which hosts a straightforward article about the basics of hydrogen, accompanied by useful illustrations, diagrams and photographs.

Top Sites for Hydrogen

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