Lockheed Martin says it repelled cyber attack

Lockheed Martin, the world's top defense contractor, was on Sunday investigating the source of a major cyber-attack one week ago against its information network, the company said.

Trucks lose, ships win in warmer Arctic

Global warming will have a devastating effect on roads in the Arctic but open up tantalising routes for shipping, according to a study published on Sunday in the specialist journal Nature Climate Change.

EU, Japan join forces to improve nuclear safety

Europe and Japan agreed Saturday to join forces in efforts to promote tighter international standards for nuclear safety in the wake of the atomic crisis in Japan.

Shuttle astronauts bid farewell to space station

(AP) -- The astronauts on NASA's next-to-last shuttle flight floated out of the International Space Station on Sunday and then closed the hatch behind them, after one final round of warm wishes and embraces.

Greenpeace activists climb Greenland oil rig

(AP) -- Three Greenpeace activists on Sunday climbed up an oil rig off Greenland's coast in an attempt to stop a Scottish oil company from starting deepwater drilling in the arctic waters, the environmental group said.

Hackers highlight Sony's need for new ideas

As Sony struggles to recover its shredded reputation in the wake of perhaps the largest ever cyber attack, it is facing a more worrying problem, say analysts -- it has lost the knack of innovation.

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