Winston Churchill had a project to produce a 2.2 million ton pykrete (ice and wood pulp) aircraft carrier that would have been 1200 meters long and 180 meters wide. This would have made it 3.5 times ...

Steel was in short supply during the height of World War II, and there was nothing to be done but invent a replacement. One proposal was called Pykrete, a mixture of ice and sawdust that melted ...