A typical Ponzi scheme involves taking money from investors, then paying them off with money taken from new investors, rather than paying them from actual earnings.

The media is absolutely essential to the functioning of a democracy. It's not our job to cozy up to power. We're supposed to be the check and balance on government.

I've learned in my years as a journalist that when a politician says 'That's ridiculous' you're probably on the right track.

We have to protect all journalists, and journalists have to be allowed to do their jobs.

If 2,000 Tea Party activists descended on Wall Street, you would probably have an equal number of reporters there covering them.

Beyond the borders of wealthy countries like the United States, in developing countries where most people in the world live, the impacts of climate change are much more deadly, from the growing desertification of Africa to the threats of rising sea levels and the submersion of small island nations.

The U.S. news media have a critical role to play in educating the public about climate change.