Episodes

By 1978, American motocross had become the arena for one of the most electric rivalries in motorsport: Bob Hannah and Marty Smith. One was raw firepower — aggressive, unfiltered, relentless. The other was fluid precision — stylish, composed, almost effortless. Their battles had reshaped the sport, redefined technique, and captured the imagination of an emerging motocross nation. But every rivalry has a last chapter. The Last Duel traces the final year of the Hannah–Smith rivalry, a season mark...

In the spring of 1976, the motocross world changed forever. At a dusty track in Northern California, a polished champion named Marty Smith met his match in an unknown Yamaha rider with a firestorm riding style — Bob “The Hurricane” Hannah. What happened that day at Hangtown wasn’t just a win or a loss. It was the ignition of one of the fiercest rivalries in motorsports history. Racing the Curve is a documentary-style audio series that takes you into the ruts, roost, and rivalries that shaped Am...

Some Kind of Science: Part 1 plunges into the fiercest rivalry motocross has ever seen. Marty Smith—Honda’s polished California icon—was the face of the sport. Bob Hannah—Yamaha’s sand-slinging wild card—was its rebellion. In the mid-70s, these two titans collided, igniting a battle that would change everything. From the dusty hills of Hangtown to the roaring chaos of the Houston Astrodome, we trace the rise of Supercross, the marketing machine behind the mayhem, and how a rivalry became a busin...