Learn about animals, weather and natural disasters, alternative energy, environmental politics and space.
Fri, Apr 18, 2014 10:43 AM
The exoplanet Kepler-186f indicates that life could be sustainable around M dwarf stars, despite their dimness.
What does a green dog do? Check out the contestants. Enter your dog now!
Video: NBC News' Tom Brokaw talks about Haiti relief efforts.
D.C. enviro-leaders say the new president has made progress but needs to do more.
More man-made toxins, such as mercury and chemical coolants, are reaching the Arctic and are increasing in the polar bear's food sources.
Catch up on the environmental headlines from the week of Jan.10-16.
Aid shipments and search and rescue personnel pour into Haiti in the aftermath of the earthquake.
Video: This monument faces unique security and pollution problems arising from illegal immigration across its terrain
This often-overlooked global warmer is worse than CO2, and the amount of it in our waterways is increasing.
Elysia chlorotica is the first animal to make chlorophyll like a plant does.
Video: President Obama provides an update on relief operations and pledges full U.S. support in helping Haiti respond to the devastating earthquake.
Scientists discover chlorophyll-producing sea slug that can carry out photosynthesis using genes swiped from plants.
Do dogs have nationalities? Do orangutans? And if so, why? Who has the right to claim them as their own?
Video: The Late Night host takes a break from comedy to ask his viewers to help with relief efforts in Haiti.
Scientists observe problem-solving in freshwater fish.
In a radical move to eliminate pests and save local wildlife, pristine Lord Howe Island will be blitzed from the air with poison.
Activist and author blogs about politics, energy and Earth's resources.
Science journalist blogs about humans and other wildlife.