Engineer creates the world's first real-life retractable 'Star Wars' lightsaber

Canadian James Hobson, known as 'the Hacksmith', has a following of ten million subscribers and works on turning popular science fiction items into a reality. https://www.dailymail.co.uk/sciencetech/article-8830597/Engineer-creates-worlds-real-life-retractable-Star-Wars-lightsaber.html?ns_mchannel=rss&ns_campaign=1490&ito=1490