- On This Day in Moto: May 29May 29, 2018The first AMA National at High Point is held, Kevin Windham nearly wins the first moto in what is only his second professional race, and more.
- On This Day In Moto: May 28May 28, 2018Trampas Parker proved that his first 125cc Grand Prix win in Italy was no fluke, Ryan Dungey wins Glen Helen, and more.
- On This Day In Moto: May 27May 27, 2018Broc Glover squared off against David Bailey at High Point, and Marvin Musquin and Zach Osborne win Glen Helen.
- On This Day In Moto: May 26May 26, 2018Jeff Stanton wins at High Point, Chad Reed claims his first career AMA Motocross win, Ricky Carmichael continued his perfect start to the 2002 season, and more.
- On This Day in Moto: May 25May 25, 2018Kent Howerton takes a dusty 250 Class victory in Kentucky, Chuck Sun wins his first AMA National, and more.
- On This Day in Moto: May 24May 24, 2018Jeremy Martin dominates in the 250 Class at Glen Helen, Damon Bradshaw goes 1-1 at High Point, and more.
- On This Day in Moto: May 23May 23, 2018Tomac goes 1-1 at Glen Helen, Brad Lackey wins in Austria, and more.
- On This Day in Moto: May 22May 22, 2018Larry Ward gets his first AMA National podium finish, Tony DiStefano steals the AMA Pro Motocross Championship points lead away from Marty Smith, and Nicky Hayden tragically passes away at the age of 35.
- On This Day in Moto: May 21May 21, 2018Jim Pomeroy wins his first AMA National, Ken Roczen and Joey Savatgy see victory at Hangtown, and more.
- On This Day In Moto: May 20May 20, 2018KTM gets its first Grand Prix win, Suzuki claims its first AMA Motocross win, and more.
- On This Day In Moto: May 19May 19, 2018Rick Johnson wins the Orlando Supercross, the only Las Vegas AMA National is held, and the 50th Annual Hangtown Motocross Classic takes place today.
- On This Day in Moto: May 18May 18, 2018Brad Lackey goes 3-3 in Finland, Kent Howerton wins at Southwick in the 250 Class, and Jeremy McGrath concludes a near-perfect season with 14 wins and one runner-up finish.