Imagine the world as we know it, only without us. In this hour of To the Best of Our Knowledge, a writer imagines a world reinventing itself without human beings. He sees the New York subway system returning to its watery origins. The re-absorption of carbon into the earth, and endangered...Read more


Do you think your memory is a record of what actually happened? Chances are, it's not. New scientific findings show that with every act of remembering, our brains...