In what looks like one of the most awesome DIY projects we have ever seen, this dad decided to save a few bucks on the trip to Six Flags and built his kids a roller-coaster right in their own backyard ...

Roller coasters rely on two types of energy to operate: gravitational potential energy and kinetic energy. Gravitational potential energy is the energy an object has stored because of its mass and its ...

DEVILLE — Advanced Placement physics students competed Monday in a marble roller coaster competition at Buckeye High School. Each coaster was built with similar materials — hose, PVC pipe, lights and ...