Everybody who has tried to stack oranges in a box knows that a regular packing of spheres in a flat layer naturally leads to a hexagonal pattern, where each sphere is surrounded by six neighbours in a honeycomb-like ...

Physics - Soft Matter

May 24, 2013 5 / 5 (1) 0

GPS is making possible high-precision, high-resolution measurements of tidal displacement that could not be achieved with other methods. Earth's surface deforms due to both body tides-the deformation of the solid Earth due ...

Space & Earth - Earth Sciences

May 07, 2013 5 / 5 (1) 0