Every ring holds as much smog as 1,000 cubic meters of city air. On a trip to Beijing three years ago, artist Daan Roosegaarde looked at a sample of the city’s notorious air pollution and got inspired ...

Like rooftop solar panels, the approach would use existing infrastructure to lower the cost and widen the reach of carbon-capture efforts. As carbon emissions continue to rise there's growing ...

Filters, regulators, and lubricators (FRLs) are the unsung heroes of pneumatics. Although not as glamorous as the valves, manifolds, cylinders, and actuators that control machine motion, the FRLs play ...