He wanted to take it one step further and added a laser in place of the pen. The 300 mW unit does a nice job of wood-burning any pattern sent to it, but isn’t strong enough to serve as a laser ...

Here’s a DIY laser rifle which can explode a balloon at around 150 feet (45 meters) as well as some angry chemicals at a similar distance. Since there are plenty of videos of lasers doing that ...

There's no question about it, McDonald's is the most successful restaurant in the history of the world. The company isn't worth millions, but billions, nearly $150 billion, and that number keeps ...