South America's biggest lake was worshipped by the Incas who proclaimed its deep waters the birthplace of the sun, but these days its shores are littered with dead frogs, discarded paint buckets and s...

Federal officials say three types of potatoes genetically engineered to resist the pathogen that caused the Irish potato famine are safe for the environment and safe to eat...

Researchers are testing a technique they say could determine the age of lobsters...

A coroner says the autopsy of an inmate found dead in his New Orleans cell revealed signs consistent with a drug- or medication-related death...

For the first time, astronomers have discovered seven Earth-size planets orbiting a single nearby star _ and these new worlds could hold life...

A Minnesota judge will let some farmers seek punitive damages against the Syngenta seed company for selling genetically modified corn seeds before China approved imports of crops grown from them...

Scientists examining deep and hot caves in Mexico have found microbes trapped in crystals that could be 50,000 years old...

Pope Francis says the phenomenon of migration doesn't pose a danger to Europe's culture but rather a challenge for societies to grow...

A Maryland man's rape conviction has been overturned four days after he was found beaten to death in a state prison cell...

A new smart trap for mosquitoes is promising to catch the bloodsuckers while letting friendlier insects escape _ and even record the exact weather conditions when different species emerge to bite...