Lupara bianca ('White Shotgun') -- an Italian term that refers to a Mafia-style killing, in which no trace of the victim can be found. For thirty years, prize-winning Sicilian journalist Attilio Bolzoni has reported on the shadowy activities of Cosa Nostra. Now, for the first time, he has collected [...]
Two of the greatest evolutionary events in the history of life on Earth occurred during Early Paleozoic time. The first was the Cambrian explosion of skeletonized marine animals about 540 million years ago. The second was the "Great Ordovician Biodiversification Event," which is the focus of this bo[...]