This clip explains how air intake while exercising pumps oxygen into the muscles which combines with ATP to create muscle contractions.

Slopestyle skiing requires athletes to twist, jump, spin and flip into the air. Before pushing off and beginning their run, the skiier is loaded with potential energy and as they skii down the course that is converted to kinetic energy.

Snow is an essential part of the Winter Olympic Games. Scientists study snow through how it is formed in the atmosphere and how it reacts.

As Joe relives the fight between Matt and Tai, he takes the blame. Unable to accept this he believes that he is responsible for everyone's safety.

Engineers and scientists in the US are creating more aerodynamic suits for athletes for Team USA in the Winter Olympics to optimize their speed and reduce drag so they can perform their best.