What’s the fastest sci-fi spaceship?

Ever wonder if the Enterprise could keep up with the Millennium Falcon,  or how the Swordfish II would fare against a Colonial Viper?

Wonder no longer.

Science of Anime: Beam Sabers

Star Wars had lightsabers before any anime did, but weapons similar to them are quite common in anime, so they’re the topic today.

First of all, they certainly can’t literally be light. Neither a normal beam of light nor a laser stops when it reaches a set length, or blocks other beams from crossing itself.