The most famous packing problem concerns spheres. In 1611, the astronomer Johannes Kepler proposed that the densest way to ...

On other occasions, I would arrange my rubbish as usual, according to rules strictly specified by our local council, head off ...

Method: Measure the vodka, tomato juice and lemon juice and pour it over the ice. Add Worcestershire sauce, Tabasco, black pepper, celery salt and garlic salt. Stir until combined. Top up with fresh ...