If you're craving salt, the cause could be as simple as boredom or stress. But there are also medical causes, like side effects of medications, a sodium deficiency, or a chronic condition, like ...

Experiments on battery electrodes and fuel cell catalysts while they're being used - operando spectroscopy - can ...

all based on a triangular lattice, called a truss. In some, the triangles were arranged in perfect symmetry, while in others, the pattern had been perturbed by moving the nodes where the triangles ...