Want to know what's inside a golf ball that makes it fly so far through the air? Or how you build a boat that speeds 55 miles per hour and holds 12 friends? And just how a firework bursts into multiple colors and patterns at exactly the right time?

Marshall Brain, author of the best-selling book "How Stuff Works," travels across the country as he finds out what happens when traditional assembly lines collide with cutting-edge technology to build familiar yet extraordinary objects in our everyday lives. Marshall takes us inside some of our country's most impressive, state-of-the-art factories to reveal the science behind their everyday operations, detailing the intricate engineering and manufacturing processes to ensure the absolute perfection of these products.

Before your next triple bogey, journey into the world of product design, manufacturing and testing as National Geographic Channel premieres the first of three fact-filled one-hour episodes of the new series Who Knew? With Marshall Brain on Thursday, March 13, beginning at 9 p.m. ET/PT. Learn how people and machines manufacture some of the most fascinating things in life...like golf balls, speedboats, fireworks, bikes and airbags.

For more, check out National Geographic Channel Videos for clips and insights from Marshall Brain.