"No man in America has ever stood up so persistently and effectively for the dignity of human nature. . . ." John Brown was hanged on December 2, 1859.

AS recorded with regret last week, Prof. James Campbell Brown, professor of general chemistry at the University of Liverpool, died very suddenly from heart failure on Monday, March 14. Prof.

We are just slowly unravelling these brown-cloud effects. V. Ramanathan In a study published recently in Nature 2, Veerabhadran Ramanathan, an atmospheric scientist at the Scripps Institution of ...