Much of what happens on modern printers is determined in software, but plenty can go wrong with printer hardware. Here's how Lifehacker reader Jon got his office printer working again using the ...

For all their applications, 3D printers can be finicky machines. From extruder problems, misaligned or missing layers, to finding an overnight print turned into a tangled mess, and that’s all assuming ...

Bel-ray's blue tac chain lube was designed for racebikes, so we set about testing it on our Kawasaki Z125 in a four-hour endurance race. While the little Z isn't a superbike, its chain is unsealed.