Did you know that roller coasters don't have engines? That’s because they don’t need them! Gravity is the force that pulls things to the ground. Roller coasters rely on gravity to take them to ...

Soon others joined the fray, and as they sought to outdo each other, the roller coaster entered into most fantastic phase. For a time, virtually every ride at Coney Island used gravity to work its ...

Roller coasters are designed to give riders the thrill ... He has previously done freelance work for various gaming and technology sites. Prior to starting his second career as a writer he worked ...