Aristotle (384-322 B.C.), a student of Plato and tutor of Alexander the Great, invented a system of logic which remained essentially unchanged in Western European philosophy for more than two millennia following his death. Although his predecessors,...

The Organon is the name given by Aristotle's followers, the Peripatetics, to the standard collection of six of his works on logic. The works are Categories, Prior Analytics, De Interpretatione, Posterior Analytics, Sophistical Refutations, and...

Among major U.S. drug stocks, Schering-Plough tends to fly under the radar of better-known peers such as Pfizer and Merck.That changed last week when Schering SGP said it would pay about $14.4 billion for Organon BioSciences, a unit of Dutch chemical and drug conglomerate Akzo...

U.S. pharmaceutical company Schering-Plough Corp. has agreed to sell off several animal vaccines and medicines to win EU approval to acquire Organon Biosciences, the drug unit of Netherlands-based Akzo Nobel NV, for $14.4 billion (10.95 billion euros).The European Commission said Thursday it had cleared Schering-Plough...

Schering-Plough Corp. said Monday it will buy the drug unit of Netherlands-based Akzo Nobel NV for $14.4 billion, giving the U.S. pharmaceutical company an array of women's health products while bolstering its animal health business and late-stage pipeline of experimental medicines.The approximately $4.9 billion in...

Schering-Plough Corp. said Monday it will buy the drug unit of Netherlands-based Akzo Nobel NV for $14.4 billion, giving the U.S. pharmaceutical company an array of women's health products while bolstering its animal health business and late-stage pipeline of experimental medicines.The approximately $4.9 billion in...