Science, Maths & Technology
How to build a real lightsaber
...become incandescent and to melt your hand. Besides these more practical points, the amazing effects of lightsaber fights would be unfeasible. Two laser-based lightsabers would never clash against each other. They would simply pass through one another with no effect. What’s more, a laser focuses light in one direction so sharply that you can’t see it unless you look...