Kari & Tory conduct a battle of the sexes to determine which gender handles the rush of extreme ...

Tory experiments with Kari senses as she rides Colorado's Glenwood Canyon Flyer ride, which swings r...

Tory and Kari use accelerometers and state-of-the-art eye-tracking equipment to determine the best p...

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

Tory and Kari step aboard an epic coaster at Six Flags Magic Mountain in Valencia, California called...

Tory & Kari set up shop trackside at Sonoma Raceway in Sonoma, CA, where Tory enrolls in racing ...

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

Kari & Tory climb aboard specially outfitted acrobatic aircrafts to test how intense g force con...

Kari & Tory ride down a bobsled 60 mph around dangerous curves at Lake Placid, NY, a training gr...

Kari & Tory travel across the US, exploring the fun of fear as they enter two of the country's m...