Listening to climate change doubters, and not dismissing them, might avert a "logic schism" similar to the political stalemate on abortion, according to a new paper involving research on skeptics.

For the first time, a scientific study,  has linked natural gas drilling and hydraulic fracturing with a pattern of drinking water contamination so severe that some faucets can be lit on fire.

Richard B. Cheney acknowledged that the oil-field supply corporation he headed, Halliburton Co., did business with Libya and Iran through foreign subsidiaries. But he insisted that he had imposed a "firm policy" against trading with Iraq.  "Iraq's different," he said...