(AP Photo/Lindsey Wasson) Boeing Co. raised around $21 billion in an expanded share sale, one of the largest ever by a public company, shoring up its balance sheet as it seeks to stave off a ...

Historian Alfred W. Crosby coined the term "Columbian Exchange" in reference to the impact of living organisms traded between the New World and Old World. North Wind Picture Archives via AP Images ...

In exchange, Europeans brought wheat ... New Revelations of the Americas Before Columbus," focused on the history of the pre-Columbian Americas, he now turns his attention to the changes brought ...

Crosby, a historian who illuminated the wide-ranging, oft-forgotten role the environment has played in human history — particularly in what he dubbed the “Columbian exchange,” when diseases ...

The so-called "Columbian Exchange" that occurred in the immediate aftermath of European explorations of the Americas resulted in vast and rapid shifts in the material cultures of Asia. I am seeking to ...

Historian Alfred W. Crosby coined the term "Columbian Exchange" in reference to the impact of living organisms traded between the New World and Old World. North Wind Picture Archives via AP Images ...