TURN UP THE BASS, TURN DOWN THE HEAT

摘要

When Seth Robertson and Viet Tran announced that they wanted to build a sonic fire extinguisher, they were met with skepticism. The pair, both engineering majors at George Mason University, could not find a professor to support the project. Then they reached out to electrical-engineering professor Brian Mark. "He said, 'I'm the one who's gonna give you the grade, and I won't fail you," Tran says. "We were like, 'Great, let's do it!'"