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Radicalism had a powerful but largely unacknowledged influence in the Italian-American community. This study brings together 16 selections that restore to Italian-American history the radical experience that has long remained suppressed, but that nevertheless helped shape both the Italian-American community and the American left. The detailed introduction by the volume editors interprets the overall history of Italian-American radicalism and offers extensive bibliographical references on the topic, which the volume editors organize into three sections: labor, politics, and culture. A...

This text covers state-of-the-art developments in the area of solar energy materials, which have become competitive with traditional solid state devices. Several practical applications are highlighted, underlying the conversions of light into electricity and useful fuels, such as the splitting of water into hydrogen and oxygen.

In 1675, Antony van Leeuwenhoek, an unlearned haberdasher from Delft, placed a drop of rainwater under his microscope and detected thousands of tiny animals in it. Leeuwenhoek proceeded to examine the microscopic activity of his spittle, teeth plaque, and feces, and as the result of his findings the field of bacteriology was born. Some two hundred years later, Wilhelm Conrad Roentgen, a professor of theoretical physics at the University of Wurzburg, invited his wife to his laboratory, asked her to place her hand on an unexposed photographic plate, turned on an electric current, and showed...