The Price to Earnings (P/E) ratio, a key valuation measure, is calculated by dividing the stock's most recent closing price by the sum of the diluted earnings per share from continuing operations ...

Nanoscience and technology is the branch of science that studies systems and manipulates matter on atomic, molecular and supramolecular scales (the nanometre scale). On such a length scale ...

A musician’s query as to the origin of a warped ‘wolf’ tone, and a review of a book by physicist Marie Curie, in our weekly dip into Nature’s archive. A multi-century climate record ...