For his latest project, former NASA engineer and inventor Mark Rober heads to the desert to test out his enormous glass-shattering horn, then explains why horns are shaped the way they are.
Previously: Mark Rober Invents a Playing Card Machine Gun
For his latest project, former NASA engineer and inventor Mark Rober heads to the desert to test out his enormous glass-shattering horn, then explains why horns are shaped the way they are.
Previously: Mark Rober Invents a Playing Card Machine Gun