What, exactly, is information? Is it an idea? The documentation of an idea? James Gleick explores these questions in his new book "The Information: A History, A Theory, A Flood." He joins us from Tampa, Florida.
Google has announced significant changes to the company's executive line-up, as chief executive Eric Schmidt hands over his management role to Google co-founder Larry Page. The changes are set to take effect on April 4th.
From its search engine and Gmail to its Droid phone software, Google collects vast amounts of personal data.