It seemed to sail on waves of air, just like a sailboat on ocean waves.

VOA: special.2010.10.06

When the sun is just right, rainbows of color dance in the air.

VOA: special.2009.05.25

They launched their plannoes on a quiet Sunday morning and attacked the huge American naval and air base at Pearl Harbor "We interrupt this program to bring you a special news bulletin: The Japanese have attacked Pearl Harbor,Hawaii by air, President Roosevelt has just announced."

VOA: special.2011.06.02

"They're just doing their military preparedness and doing their operational exercises and it's for those air defense purposes, and anti-ship purposes.

VOA: standard.2009.05.26

"Because cardiovascular death is the number one cause of death in the world, not just in developed countries, but throughout the world, the role that air pollutants play on this has a tremendous effect on overall world mortality."

VOA: standard.2010.08.04