NASA Change: Arapaho Glacier, Colorado (1898) The Aprapaho Glacier in Colorado in 1898. (NASA) NASA has been tracking Earth's changes from space for decades, but thanks to its"Images of Change" series, we now have access to some of the space agency's best visuals cataloging decades of transformation on the planet's surface. And of all that change, maybe no other thing is as mercurial as Earth's ice. to glaciers, Earth's frozen water moves and changes rapidly, particularly due to climate change....

In the midst of an extreme drought, California's residents know the value of good, clean water. But families in one southern California town were understandably frightened when they turned on a water faucet and black water began flowing out. "It’s disgusting," said Gardena resident Diane Morita in a KTLA.com report. "." (WATCH:) They're being told by the local water company that the sludge is safe to use and even drink, the report added. A spokesperson for the Golden State Water...

Hundreds of birds in the San Francisco Bay area have been turning up dead or dying since Friday, coated with a light gray, odorless, gooey substance that scientists still haven't identified. "We've never seen anything quite like it," California Department of Fish and Wildlife spokesman Andrew Hughan told the Associated Press. "So it's a mystery for the moment." About 200 birds have been killed by the substance so far, a number that could rise because of the complexity of the...