Fans of the hit TV show Lost might have been wondering how the hatch/bunker gets its power. Last night we found out: geothermal energy.

Another example of a green energy source being mentioned during prime time television — granted, it was for about five seconds, but we’ll take what we can get!

And visitors to the Lost message boards can get a brief science lesson on how geothermal energy works from poster SlowElectron.

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