American Institute of Physics

Sound increases the efficiency of boiling

Scientists at the Georgia Institute of Technology achieved a 17-percent increase in boiling efficiency by using an acoustic field to enhance heat transfer. The acoustic field does this by efficiently removing vapor bubbles ...

May 24, 2012 5 / 5 (4) 6

New maps show how shipping noise spans the globe

The ocean is naturally filled with the sounds of breaking waves, cracking ice, driving rain, and marine animal calls, but more and more, human activity is adding to the noise. Ships' propellers create low-frequency hums that ...

May 31, 2013 5 / 5 (1) 0

Cooking fuel transition in China

Despite China's booming economy, many poor individuals continue to use traditional stoves that burn low-grade solid fuels like charcoal and coal. Such stoves generate high levels of indoor air pollution that cause dire health ...

Jul 03, 2012 not rated yet 0