Breaking the Sound Barrier: Teaching Language Leaners How to Listen.To cite use Conti and Smith (2019).This book is for language teachers who want to help their

Photographs and text chronicle World War II ace Charles "Chuck" Yeager's quest to fly supersonically and profile the people and aircraft that made it possible f

A virtual sound barrier is an active noise control system that uses arrays of loudspeakers and microphones to create a useful size of quiet zone and can be used

Amy Goodman, award-winning host of the daily internationally broadcast radio and television program Democracy Now!, breaks through the corporate media's lies, s

Chuck Yeager loved to fly. His determination led him to be a fighter and test pilot. He flew as often as he could in any craft he could. Eventually, he became t