By contrast, Mitt Romney had favored a cap-and-trade system while he was governor of Massachusetts but he has since changed his mind and has done everything possible to curry favor with coal constituencies.

FORBES: Hurricane Sandy May Turn the Tide on Climate Change

If you look back in time between now and the 1850s, everything in the world has changed except the classroom.

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The answer is nearly everything about Britain's economic and fiscal situation has changed, though not as dramatically as it did in the last one.

BBC: Autumn Statement: What has changed?

But Ping Ke, a former radio DJ who quit because he was bored playing the same songs over and over again, says that the Internet has changed everything.

NPR: Made in China: Hip-Hop Moves East

Except for his name and party affiliation, Al Gore has now changed just about everything a struggling candidate can change: clothes, consultants, message, manner.

CNN: Please don't leave me, don't you go