Fall Frenzy

Kari & Tory travel across the US, exploring the fun of fear as they enter two of the country's most notorious haunted houses. Along the way, they examine the science behind some of the country's most epic fall traditions.

Bobsled Shred

Kari & Tory ride down a bobsled 60 mph around dangerous curves at Lake Placid, NY, a training ground for Olympian bobsled riders. However, will the thrill of the bobsled match that of the traditional roller coaster ride?

Battle of the Sexes

Kari & Tory conduct a battle of the sexes to determine which gender handles the rush of extreme thrills better. They will test groups of men and women on the launch coaster Thunderbird - going upside-down through 160-ft loop.

Slippery When Wet

Kari heads to Wet 'N' Wild in Palm Springs, CA to learn the science behind waterslides.

Surviving the Apocalypse

Tory and Kari step aboard an epic coaster at Six Flags Magic Mountain in Valencia, California called Apocalypse to see what physiological effects thrill rides have on the body.

In the Driver's Seat

Tory & Kari set up shop trackside at Sonoma Raceway in Sonoma, CA, where Tory enrolls in racing school at Simraceway Performance Driving Center.

Kari Has No Sense

Tory experiments with Kari senses as she rides Colorado's Glenwood Canyon Flyer ride, which swings riders over a 1,300-foot cliff. She'll be vision and hearing deprived, testing how sight and sounds add to the thrills of a ride.

Tory's Terrifying Jump

Tory and Kari are on a scientific quest to find out if there really is such a thing as an adrenaline junkie.

Air Heads

Kari & Tory climb aboard specially outfitted acrobatic aircrafts to test how intense g force conditions affect a person's body and mind.

In the Hot Seat

Tory and Kari use accelerometers and state-of-the-art eye-tracking equipment to determine the best place seat on a roller coaster. Their laboratory is Hades 360 in Wisconsin, the only wooden coaster that has a corkscrew. 

The Hot List

Explore America’s most stunning scenery.
Join the conversation on Social Media!
Stay updated on the latest travel tips and trends.
Follow Us Everywhere

Join the party! Don't miss Travel Channel in your favorite social media feeds.