Science of the Winter Olympic Games: Science of Ice

submitted by: nsf

The science that makes ice slippery also makes the Olympic Winter Games possible. But exactly what makes ice slippery? Ken Golden, a mathematician at the University of Utah, explains how the unique surface of ice makes the slide and glide of winter sports possible.

Provided by the National Science Foundation & NBC Learn

Dry Ice Fire Extinguisher

submitted by: IDowney

How to extinguish fire using dry ice.

air hockey

submitted by: sd921

ever wonder what it would be like to play air hockey with a piece of dry ice? well this is what it would be like

Chemistry Dry ice

submitted by: enigmadan

Dry ice video showing the powerof dry ice

Dry Ice Ring Demo

submitted by: Owen Jones

How to make dry ice rings.

Amazing Earth 2

submitted by: scivee-team

A documentary about volcanic eruptions, their causes and effects on Earth and the geological implications of those events in history and in the future - Part 2.