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.

Matt, worried after being split from everyone else, attempts to find his brother. Tai encounters Matt and explains that they must head to the island. However, Matt thinks otherwise. Clouded by his emotions, Matt argues and even gets into a physical altercation with Tai.

An expedition team is on top of K2, one of the world's biggest mountains, when a deadly storm hits. The team rushes for cover and gets caved in by the snow.

Glaciers appear on almost every continent. However, they are rapidly melting due to the warming climate.

Beakman explains wound healing by using a brick wall to simulate skin. When the skin is broken (hole is wall), then blood starts to come out (red and white balloons). Beakman then uses a short animation to explain red blood cells, white blood cells and platelets. Then the platelets start to fill up the hole in the wall and then tape is stretched across the opening to simulate fibrin. This entire demo shows how a scab works.