The GOP presidential hopeful wants to learn more about faraway worlds. Our planet, not so much.
A new report says carbon pollution from the power sector is declining, but not fast enough.
Bees are essential for life as we know it, but we’re wiping them out.
Low-income households account for less than 5 percent of rooftop solar power.
Pope Francis is calling for action on global warming, and skeptics like James Inhofe aren’t happy.