Roller coaster engineer Korey Kiepert joins WIRED to answer the internet's burning questions about roller coasters and the people who design them. How do roller coasters work? Who invented the first ...

DEVILLE, La. (AP) — Roller-coaster physics was a hands-on science project at Buckeye High School. Lacey Hoosier’s two advanced placement physics classes built roller coasters from wood, rubber and ...