By and large, digital books and readers have given people a new and convenient way to pump more knowledge into their craniums.

FORBES: So What��s The Downside?

In it the Martians really are little green men who quack like ducks and sport craniums that are a cross between a skull and the Mekon of Mekonta arch-villain of the old Dan Dare comic strip.

ECONOMIST: ET’s going home | The