Roller coasters rely on gravity to take them to the end of the track. This involves two types of energy, potential energy and kinetic energy. Potential energy is the energy an object has because ...

This material relates to papers that appeared in the January 16, 2015 issue of Science ... The roller coaster flight strategy of bar-headed geese conserves energy during Himalayan migrations.' ...

A lot of people look at roller coasters as an exciting example of physics, like potential energy versus kinetic energy or inertia, and rightly so. [Jared] looks at them and wonders about the controls.

That sinking feeling you get on a roller coaster is the same feeling astronauts get in a free fall. Follow BI Video: On Twitter More from Science That sinking feeling you get on a roller coaster ...