Several companies in America scan their employees' e-mail for unpleasant or disloyal material, or test them to see if they have been taking drugs.

ECONOMIST: Doing well by doing good

Each one, Vogt said, is like a Rorschach test for the theorists, offering plenty of ways to look at this brand-new material and many new thoughts on the origins of the stars, their planets, their orbits and their life spans.

CNN: Astronomers spy new neighbors outside solar system