Discover how to make your own chain-based fidget toy step by step! Watch as metal gears and a sturdy chain come together using hand tools to create a smooth spinning gadget. Learn practical DIY ...

Although jet engines are theoretically quite simple devices, in reality they tread a fine line between working as intended ...

MacDanny picks up a nerf Rival Prometheus blaster, and upgrades it with a custom magazine to hold two thousand and five ...