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We often talk with experts about how energy works on Earth. But what if they could use their knowledge to discuss how energy works in a galaxy far far away? Star Wars fans, this one’s for you.

How much energy would it take to run a Death Star? What type of energy source could power a lightsaber? Experts from the Department of Energy’s National Laboratories answered these questions and more about energy in the Star Wars films during a live Google+ Hangout on June 12, 2015. 

Experts included: 

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