Many gearheads will remember that the 1970s-era Dodge Dart's claim to fame was that its motor was so durable (though not necessarily powerful) that one could shoot bullets into the engine block.

Pump hydrogen into it and the iron oxide in the ore becomes water and iron which forms the storage medium, and retrieve the hydrogen later by piping steam through the mixture. Hydrogen generated ...

Tomsk Polytechnic University scientists have developed metal hydride hydrogen storage devices made of an alloy of titanium and iron. The cost of their production is three times lower than that of ...