The World's First Retractable Lightsaber Is Awesome But We Also Found One That's A Thousand Times Cooler

Daniel Somto on Instagram: "In Star Wars, it’s a perfect 1-meter plasma blade that cuts through anything, stops mid-air, and clashes like steel. In real life? That violates thermodynamics, plasma physics, energy density limits, and basic heat transfer. Here’s the truth: • Plasma can’t hold a rigid blade shape • Energy doesn’t just “stop” in open air • The heat would cook the user • Two plasma blades wouldn’t lock... they’d destabilize So no, we can’t build a real lightsaber. But we can build ter