Even as turbofan engines become quieter thanks to larger, slower-turning fans, the fan remains a source of noise that is difficult overcome. Now researchers in Germany have shown that fan noise can be ...

My love affair with compressed air started a number of years ago when I got an entry level oil-less air compressor for Christmas. Looking like a bloated red fire hydrant lying on its side, it made a ...

It's not just about emissions, and it's not just about costs – municipalities across the country are cracking down on noise ...

Compressed air is so commonly used in commercial, industrial, and institutional settings that it is often incorrectly assumed to be less potentially dangerous than it actually is. In fact, there are ...