"A Luzerne County physician claims in a federal lawsuit that Pennsylvania's new oil and natural gas drilling law will force him to violate ethical rules in treating his patients."

"The United States doesn’t yet face the critical shortage of power that has left more than 600 million people in India without electricity this week. But the U.S. grid is aging and stretched to capacity. More often the victim of decrepitude than the forces of nature, it is beginning to falter. Experts fear failures that caused blackouts in New York, Boston and San Diego may become more common as the voracious demand for power continues to grow. They say it will take a multibillion-dollar investment to avoid them."

As ethnobotanists meet in New York City, they offer reminders that obscure and endangered species should be preserved because they sometimes form the basis of miracle drugs.

"Democrats, environmentalists and clean energy backers hope GOP presidential candidate Mitt Romney's solidified opposition to a key wind energy tax break helps motivate voters in closely contested, windy states to tip the election toward President Obama."