Maybe someday you’ll find a curved saber hilt, lightsaber whips, or even a duel-ready fully retractable lightsaber blade. As for their bigger goal, it’s simple: to grow Sabertrio into a global ...

Real-life retractable lightsabers create plasma by combining liquid propane gas and oxygen gas with a lot of heat. Read more: 12 Smart Gadgets You Didn't Know Existed The first person recognized ...