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As politicians stake out their most advantageous positions on Barack Obama's Clean Power Plan to reduce carbon pollution from power plants, some are…

The Illinois Department of Natural Resources was once a national leader in that space. New Director Colleen Callahan says, though it has been hollowed out…

The Assistant Principal at Normals U-high says it's nice to see students interested in issues outside the classroom. That's why Steve Evans says he saw no…

Lulu Garcia-Navarro speaks with Liliana Saumet of psychedelic cumbia band Bomba Estereo about their new album, "Deja."

The insects were created, using CRISPR, to carry a powerful "gene drive." The mosquitoes could provide a potent weapon against malaria, but they raise fears about unpredictable environmental effects.

The chaos of the day can make it hard to shut off your brain and fall asleep. Here's how to create a relaxing environment before bedtime to help you quiet the chatter and feel ready for sleep.

On Thursday, we reported iguanas were falling from trees in Florida. Now, we explain why it is happening and what citizens should do in reaction. Bottom line: don't touch them. They are not dead. They may thaw out and attack.

Climate change has become a key issue in the Democratic primaries, but voters are split in the swing state of Pennsylvania — where the fracking boom has boosted the economy.

In southwestern Pennsylvania, collapsed mining and steel industries led to economic and environmental downturn. A divided father and daughter work to find common ground to save their hometown.

Dozens of countries had called for a clear "roadmap" to transition away from the use of coal, oil and natural gas. The U.S. did not participate in the negotiations.