Commissario Brunetti and Ispettore Vianello take a break from the Questura to come to the rescue of Vianello's friend Marco Ribetti, who has been arrested while protesting against chemical pollution of the Venetian lagoon. But it is not Marco who has uncovered the guilty secret of the polluting glas[...]

In an important new contribution to the literature of chaos, two distinguished researchers in the field of physiology probe central theoretical questions about physiological rhythms. Topics discussed include: How are rhythms generated? How do they start and stop? What are the effects of perturbation[...]