Glaciers retreat in Alaska, two tropical storms harass Hawaii and dust covers the Red Sea.
Here are six ways humans are permanently changing the deep Earth, from mining to underground nuclear testing.
Here are some recent striking images of our planet from the Web.
See how climate change is causing tropical fish to devour undersea forests and the migration of birds. Plus more of our favorite recent Earth shots.
A nuclear power plant becomes a theme park, twin tornadoes touch down and beachgoers take in a bomb blast.
Rachel Sussman spent a decade traveling to remote locations around the world to photograph continuously living organisms that are 2,000 years old and older.
To kick off Earth Day, check out a snapshot of remarkable moments from around the world.
In a new image taken from orbit, the Grand Canyon is visible slicing through the Kaibab Plateau.
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