Part of a growing trend, a Danish family of seven has installed its own wind turbine to produce all the electricity the family needs while reducing its carbon footprint. Video.

All it takes is a sprinkle of salt to jump-start animal life on the Amazon forest floor—which, for better or worse, speeds up the carbon cycle, a new study says.

Ernest Hemingway must be reaching for a bottle of grappa in his grave. The snows of Kilimanjaro—inspirations for a Hemingway story of the same name—could be gone by 2022, a new study confirms.

Researchers may have found a way to induce molting in blue crabs, which could increase the availability of soft-shell crabs, considered a delicacy. Video.

Coated with a foamy slime, hundreds of seabirds are washing up on the shores of the U.S. Pacific Northwest as an explosion in algae fills the ocean, experts say.

Remarkably well-preserved pines that lived around Viking times have been discovered near a fjord in southwestern Norway, scientists say.

Wild dromedary camels, brought to Australia in the mid-19th century to help explore and develop the outback, were left to breed and survive on their own. Now they number a million in the wild and have become pests, officials say. Video.

When is the big daylight saving time (often called daylight savings time) switchover in autumn 2009? Why do we fall back in the first place?

An Oregon town may be the first in the United States to build a tsunami shelter that could withstand 50-foot tsunamis expected to hit the Pacific Northwest soon.

Nearly as long as two buses, a blue whale washed ashore this week in California. The apparent victim of a ship collision, the beached whale is seen as an "amazing" research opportunity.

From "cannibal" water beetles to blind cave eels, hundreds of newfound subterranean animals have revealed unexpected diversity in the dry Australian outback.

In the wilds of northern Minnesota, bear expert Lynn Rogers teaches participants at a "wild encounters" camp about bear language, manners, and lifestyle—all while getting up close and personal with wild black bears. Video.

Putting a new spin on the term "nuclear waste dump," radioactive droppings from Cold War-era critters have spurred a high-tech cleanup funded by the current U.S. government economic stimulus program.

From awe-inspiring parks to "cruise ship hell"—see what 437 experts say are the best and worst of the world's most iconic travel destinations.

Team Germany was the winner in the U.S. Department of Energy's Solar Decathlon, which had 20 entries in a contest to create the best solar-powered house. Video.