The world reacted with horror and shock at the cold-blooded assassination of former Japanese Prime Minister Shinzo Abe on Friday. In a country that has virtually no gun violence, what made the crime ...

What's better than a custom-built laser sword with a 6W laser? How about a 40W laser shotgun built from an array of eight photo diodes and a focusing lens? Share on Facebook (opens in a new window) ...

Discover how to build a fully functional cardboard Gatling gun! This step-by-step DIY tutorial guides you through crafting a spinning, rapid-fire toy using simple materials like corrugated cardboard, ...