FOR some time there has been a crying need for a standard text-book on electromagnetic theory, which should give a concise summary of its fundamental principles, and should illustrate them by abundant ...

Because of natural selection, different alleles are more likely to confer a survival advantage in different environments. Cycles of infectious disease prevalence and virulence often reflect natural ...

A good sum of two good parts. Our research team assigns Silver ratings to strategies that they have a high conviction will outperform the relevant index, or most peers, over a market cycle on a ...