Learn about Earth's biodiversity and natural resources. Plus: Explore national parks and state wilderness areas.
Although 63 people died in the historic quake, a baseball game may have saved the lives of thousands more.
A series of runs and walks around the world on April 18 will be the largest awareness initiative aimed at solving water crisis.
A dust storm swept eastern Australia and blanketed Sydney on Wednesday, disrupting transport, forcing people indoors and stripping thousands of tons of valuable farmland topsoil.
The 15 most toxic places to live.
Regardless of whether they are harmless or harmful, some bugs can make even the most fearless individual gasp, shriek and run out of the room.
Photos of the week: June 14-20
Threats to our oceans.
Here are the planet's most severe pollution threats and the health problems associated with them.
These seven locations share one unfortunate trend — a signature event with the power to displace people.
Take a look at these recently discovered creatures, many of which have been isolated in obscure regions.
Mother Nature is not hidden in the city.
Once again, Santa Barbara is engulfed in massive smoke.
Photographs of ice shelves, glaciers and sea ice from frigid spots throughout the world, all taken by NASA's LANDSAT satellite.
These 10 U.S. parks are taking steps to be the greenest spaces in America.
This Halloween season, consider celebrating with a unique outdoor experience. (Then go to that haunted house.)
Eco-entrepreneur on politics, energy and Earth's resources.
Russell blogs about the day's top science and eco-news.