See Amazon Indians protest with machetes, French fishers send up flares over fuel prices, Chinese workers erecting "instant" houses for quake victims, and more.

Avoiding pythons and alligators, crews are battling to keep flames away from invasive, highly flammable, trees.

Waters acidic enough to corrode seashells are already raking shores in northern California, reveals a new study of the effects of carbon emissions on the oceans.

Investing heavily in desalination technology may address water shortages in the short-term, but create more problems in the long-run, analysts warn.

People living permanently on the islands to serve tourists may represent an "invasive species" that could destroy the unique and iconic habitat.

Across the globe, skyrocketing food prices are inciting riots, hoarding, and starvation. What has caused the worst food crisis in a generation?

A giant panda missing since the May 12 earthquake returned to the Wolong National Nature Reserve, Chinese media reports, but two more remain unaccounted for.

The feisty marsupial's new status comes in response to its decline from a mysterious cancer, the Tasmanian state government announced recently.

Waving machetes and clubs, painted Kayapo Indians attacked and may have slashed an official over a proposed dam that may displace them and ruin fishing grounds.

After years of hiding in pollution, fish in a Washington State lake may have "evolved in reverse" once the water cleared up, a study finds.

Tens of millions of the starfish-like animals occupy a shallow undersea mountain range, say scientists conducting a lengthy survey of ocean life.

China TV showed a man being rescued after spending about a week in rubble following the magnitude 8.0 earthquake that struck Sichuan Province May 12.

As the death toll soared past 40,000, state media reported that radioactive materials from hospitals, factories, or research labs buried by debris have been recovered or cordoned off.

The captive animal's instinct to return to the Wolong National Nature Reserve in central China raises hope that two pandas still missing will be found, an expert says.

A boat called Earthrace is on a mission to break the speed record for circumnavigating the globe—powered entirely by biodiesel.