Earth Changes
The US Geological Survey said the epicentre was about 310 kilometres south-southeast of General Santos in the southern Philippines.
The U.S. Geological Survey said the 2:30 a.m. quake was was centered about one mile north of The Geysers and five miles southwest of Cobb in Lake County.
While federal lawmakers continue to squabble over how to stop overseas ships from dumping unwanted organisms into the world's largest freshwater system, the Great Lakes' most vexing invasive-species problem has gone national.
A U.S. researcher has used historic photographs as evidence of fishing's impact on marine ecosystems and the decline of "trophy fish."
Graduate student researcher Loren McClenachan of the Scripps Institution of Oceanography at the University of California-San Diego accessed archival photographs spanning more than five decades to describe an 88 percent decline in the estimated weight of large predatory fish imaged in black-and-white 1950s sport fishing photos compared with the relatively diminutive catches photographed in modern pictures.
"These results provide evidence of major changes over the last half century and a window into an earlier, less disturbed fish community ..." she said.
About 40 centimetres (16 inches) of snow blanketed the runways at New Chitose Airport, the biggest air hub on the northern main island of Hokkaido on Saturday, an airport official said. At least 154 flights were cancelled.

A group of power company linemen work to restore high voltage lines Friday near the intersection of U.S. 129 and U.S. 441 south of Eatonton.
The storms caused an estimated $25 million in insured losses, said John W. Oxendine, the state's insurance commissioner.
"I spent some time surveying damage and talking to residents in Jasper, Putnam and Hancock Counties" on Friday, Oxendine said in statement. "I believe claims will easily reach $25 million. Actual losses are much higher when you consider things like infrastructure damage and uninsured losses."

Galeras volcano in southern Colombia erupted on Friday for the second time in less than a week.
Galeras volcano in southern Colombia erupted on Friday for the second time in less than a week, sending ash raining down but no causing no victims or damage, the Colombian Institute of Geology and Mines said.
A forceful eruption began at 7:05 am (1205 GMT), residents reported from the city of Pasto, at the foot of the volcano.
The regional alert system was raised to its highest level, the institute said in a statement.
The eruption was "accompanied by shock waves," generating vibrating effects and audible rumbles, the institute said.
According to the Indonesian Meteorology and Geophysics Agency (BMG), the quake struck at around 9:15 p.m. local time, or 7:15 p.m. West Indonesia Time (1215 GMT), with the epicenter located 50 km deep, 0.56 South Latitude and 133.08 East Longitude, 114 km north west of Manokwari.
The agency said the quake had not potential to cause a tsunami.
More than 10,000 houses were damaged, of which 182 were destroyed, as of 5 p.m.. No casualties were reported, a county government official said.
Forty tents have been set up in the quake-hit zone and 12,400 people relocated. The county government has received 1 million yuan (146,199 U.S. dollars) of rescue fund and donation from Aksu Prefecture and Kuqa County, he said.
Anatoly Grigoryev, vice president of the Russian Academy of Sciences, said: 'We brought him (mosquito) back to Earth. He is alive, and his feet are moving.'
The mosquito did not get any food and was subjected to extreme temperatures ranging from minus 150 degrees Celsius in the shade to plus 60 degrees in the sunlight.
Grigoryev said the insect had been taken outside the International Space Station (ISS) on orders from the Institute's scientists working on the Biorisk experiment. 'First, they studied bacteria and fungi till a Japanese scientist suggested studying mosquitoes,' Grigoryev said.