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A digital open-loop vector drive lets a three-axis vertical-machining center run at top speed without fear of a spindle fault. The Personal CNC or PCNC from Tormach LLC in Waunakee, Wis.

Tests reveal that a new lithium-soap-thickened, synthetic grease may help mission-critical aerospace components keep rolling under extreme loads and corrosive environments.

Here’s a better way to look at vibration-isolation systems.

The Slic Pin (for Self-Locking Implanted Cotter) secures and self-locks through an implanted plunger (locking detent) that functions as a self-contained cotter pin.

Learn the basic steps for picking the best clutch or brake instead of waiting to learn them when a component fails.

Composite journal bearings can operate without external lubrication, even in harsh environments that challenge most conventional types.

Flare fittings have been the connectors of choice for hydraulics systems for over 60 years.

Viscoelastic materials keep fragile components and assemblies out of harm's way.

Sometimes proper selection and placement of insulating materials is part art, part science.

The firefighting team bat t l ing the recent California wildfires got a helping hand from Ikhana, a Predator B UAV from General Atomics in San Diego (www.ga.com) and modified by NASA with an IR imager

Boeing researchers and their European partners plan flight tests of a manned airplane powered only by a fuel cell and lightweight batteries.

Linear encoders keep their accuracy when things start to heat up.