Learn about animals, weather and natural disasters, alternative energy, environmental politics and space.
Fri, Mar 27, 2015 4:12 PM
More than 7,000 cities in 172 countries are expected to take part in the 1-hour event on Saturday.
Tuolumne Meadows is one of the most celebrated areas of the park, and with this photo, it's no wonder why.
When a marine biologist recently swam below a giant manta ray, the fish took him for a tandem somersault in its pectoral fins.
NASA astronaut Scott Kelly and cosmonauts Mikhail Kornienko and Gennady Padalka will be on the International Space Station for a full year.
What happens when the world's two most destructive termite species begin breeding with one another? We're about to find out.
The newest addition to Tampa's Lowry Park Zoo, a 2-week-old clouded leaopard cub, is so very sleepy. [Video]
More than 1,800 malnourished sea lion pups have been stranded on beaches up and down the California coast. What's going on with sea lions?
The plan is to drag a boulder into lunar orbit, where astronauts will visit it beginning in 2025.
If you love the idea of long-lasting LED bulbs but not the price, this one-day Amazon Gold Box Deal may put these energy savers in your price range.
The Ili pika, sometimes referred to as the 'magic rabbit,' is more endangered than the panda.
Months ahead of the UN Climate Change Conference, French Parliament approves aggressive new commercial building rules.
Kilauea has been erupting for 32 years, but a new video captures the volcano's oozing beauty as few people ever get to see it.
Time magazine will follow astronaut Scott Kelly aboard the ISS and twin brother Mark on Earth.
Yellowstone's grizzlies woke up way earlier than usual this year. What's to blame?
A whole, big world lives within the surprisingly beautiful realm of miniature plant life.
Study suggests that the way to change behavior is less about politics and more about the message.
Activist and author blogs about politics, energy and Earth's resources.
Science journalist blogs about humans and other wildlife.