Ice is a complicated and very fascinating material. If you freeze water at home in a freezer, you get a very solid ice cube, that is wonderful to use in a cold drink. This is already the first surprising property of ice; it swims on top of water.
Can we break the ice?
13 September 2016 | Martin Heyn![](https://polarforskningsportalen.se/imagecache/f886975710b8d46e3b22c27b688b0ed7/1400/852.jpg?source=http%3A%2F%2Fportalen.polar.se%2Fwp-content%2Fuploads%2F2016%2F09%2Farctic-ocean-2016-martin-heyn-figure-2.jpg)