JOINT BASE SAN ANTONIO-RANDOLPH, Tex. – As the Army prepares to meet the challenges of multi-domain operations, the U.S. Army Institute of Surgical Research is aggressively investigating technologies ...

So, you got a 3D printer for the holidays, and you’re excited to dive in. Chances are, you’re not sure where to begin. What can you print? What’s fun? What’s useful? Justifying the purchase of a 3D ...

It used to be a staple of junior high physics class to build some sort of motor with paperclips or wire. A coil creates a magnetic field that makes the rotor move. In the process of moving, brushes ...

Perhaps one of the oldest dreams of a science-fiction future is the ability to create something where once there was nothing. If we could create solid, stable objects out of thin air, the idea of ...

3D printing has evolved very quickly. From slow bed-slingers with small print beds to fancy Core-XY printers with multiple nozzles and tool changers, we've come a long way. In 2026, multiple brands ...

For a couple of years now, I’ve been trying to find an excuse to buy a decent 3D printer. Friends and fellow Ars staffers who had them would gush about them at every opportunity, talking about how ...

We may receive a commission on purchases made from links. 3D printing is a fun hobby to get into. Crafting figurines, useful tools, and other knickknacks on the fly is a pretty appealing prospect for ...