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Tue, Sep 02, 2014 10:46 AM
The ARISE mission uses lasers, radiometers and other instruments flown in a C-130 plane to measure the thickness of sea ice.
The 14-year-old rover has nearly completed a slow marathon on Mars.
July 29 is International Tiger Day! Celebrate these endangered big cats with these adorable images.
This unusual behavior, which varies by bird species, plays two important roles in protecting healthy feathers.
The birds are contaminated by pesticides in the soils, and residents in the town are asking if they're at risk as well.
These beautiful ponies have a long history, and a shaky future, on the moor.
As you zip down the highway, take a closer look at the shrubbery and grass. This roadside greenery soaks up a lot of carbon, and with better management, it could soak up a lot more.
The capsule's design allows for long-term autonomous operations without input from ground controllers, but engineers are still attempting to reestablish contact.
A live-streaming webcam on a beach in the Florida Keys captures the hatching of about 100 baby loggerhead sea turtles. [Video]
The only things you'll need to see these meteor showers are your eyes or an Internet connection.
A drop in biodiversity before the asteroid hit serves as 'cautionary tale' for humans and our effect on the ecosystem.
Sometimes you just have to take a break from paying attention to the world and zone out on pictures of cats.
They may be small, but they make a big impact on forest flora.
It took the humans a little while to catch on to what this very smart crow was telling them when he swooped in for a sip of the water.
The circular faces of owls might have a cartoonish appeal, but there's a deadly reason for the "cute" feature.
This 12-square-mile island has a population of less than 900 people, and it's exactly where you want to go when touring the Aran Islands.
Activist and author blogs about politics, energy and Earth's resources.
Science journalist blogs about humans and other wildlife.