The second law of thermodynamics says that entropy may only ever increase during the conversion of one physical state into another. Finding an analogous quantity to characterize the conversion of ...

The number of Venezuelans in the U.S. has more than doubled in five years, to about 1.2 million. That makes Venezuelans the fastest-growing Hispanic group in percentage terms, far ahead of Ecuadorians ...

The small-bandgap semiconductors LnCd 3 P 3 (Ln = La, Ce, Pr and Nd) are promising materials to study emergent phenomena from geometric frustration across bond, spin and charge degrees of freedom.

Nimble rivals, competition for shelf space and weak demand are hurting margins at local units of these consumer giants. This means the $4 trln economy is now acting as a drag on earnings. Revamping ...