As time goes on and technological progress marches forward, the line between science fiction and reality seems to getting increasingly blurry. Case in point? Lasers. They’ve been around for decades, but nowadays they’re starting to look a lot less like the puny little laser pointers of yesteryear and a lot more like the stuff you see in Star Trek. To give you a taste of how far lasers have come, we’ve compiled a list of the most advanced ones on the planet. From lice-zapping lights to high-powered military weapons, here’s our list of planet Earth’s most powerful lasers. Enjoy!