The giant freshwater species, previously thought to be extinct in the wild, features in local legend as delivering a magic sword to defeat invaders in the 16th century.

Scientists are embarking on a research mission to discover the cause of hundreds of mild earthquakes that have occurred in a bizarre offshore location in recent weeks.

After causing early stages of lightning in clouds, scientists say they're much closer to being able to control actual lightning bolts with lasers.

China has launched a major initiative to save its unique flora, which is dwindling due to growing air pollution and overharvesting for traditional medicine.

Nearby residents had to flee as clouds of ash and debris shot out of Mount Egon on the island of Flores, government officials announced.

Half a century after the biggest bomb in U.S. history destroyed the Bikini Atoll, corals and other marine life are bouncing back, a new survey found.

In Cambodia conservationists and village chiefs are working together to save one of the world's rarest birds from extinction due to habitat loss.

Crystals from the walls of a government-run nuclear waste facility contain 253-million-year-old cellulose and possibly ancient DNA, scientists announced.

A 9,550-year-old "Christmas tree" discovered on a Swedish mountain is the planet's most ancient known living plant, according to scientists.

The first statewide temblor forecast calculates a 99.7 percent chance that a magnitude 6.7 quake or larger will strike the state in the next 30 years.

A group of Masai warriors running in full traditional dress competed in the London Marathon to raise funds for water projects in their drought-stricken African homeland.

Violent clashes with activists combined with fewer whale sightings forced the fleet to return with only 55 percent of this season's hunting target, Japanese officials say.

The sweet aromas of spring are fading away as growing air pollution masks flowers' scent, possibly spelling doom for insect pollinators.

In anticipation of the worst West Coast salmon season in history, federal managers voted to cancel commercial fishing off the California and Oregon coasts.

Global warming caused melting ice to swell and empty a glacier lake, sending a "tsunami" rolling through a river, a scientist said today.