A new system from the Georgia Institute of Technology has a sound approach to recognizing tiny gestures of the hand.

A stretchy material, modeled after squid skin, achieves thermal invisibility by reflecting heat.

A new microchip allows sensor nodes to run uninterruptedly, even when the battery runs out.

A “MapLite” framework from MIT allows self-driving cars to navigate roads – with just GPS and sensors as a guide.

Researchers at the University of Buffalo have found a counter-intuitive way of improving the water-purification process: keeping things cool.

Does less nitrogen oxide mean more particulate emissions? A reader asks our expert.

If you think there’s too much hype surrounding 3D printing, perhaps that’s because you’re only thinking about plastic parts.

A reader asked our expert: What technology will spell the beginning of the end for the VME embedded computing platform?

A reusable sponge from the U.S. Department of Energy’s Argonne National Laboratory cleans up spills – not in the kitchen, but on the coast.

Robotics are increasingly find a role in patient rehabilitation. But are the technologies safe?

With a syringe-like applicator, the XSTAT hemostatic tool injects small, rapidly-expanding sponges into a wound cavity.

What's the best platform for controlling vehicle emissions? "It depends!" says one engine expert.

Larry Curtiss answers reader questions about a new kind of lithium-air battery.

A “RemoveDEBRIS” satellite set to launch today will demonstrate new ideas for clearing out space junk near the International Space Station.

A report released this week revealed a spike in the adoption of metal additive-manufacturing systems – an increase due largely to a growing number of new companies.