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18-Apr-11
Analysis of unmanned aircraft in combat urges Britain to establish policy on 'acceptable machine behaviour'
18-Apr-11
Astronauts on long space missions may not be able to take paracetamol to treat a headache or antibiotics to fight infection, a study has found.
18-Apr-11
A pioneering technique using subatomic particles known as neutrons could give microscopic hints of extra dimensions or even dark matter, researchers say.
13-Apr-11
The new kid on the energy block, shale gas, may be worse in climate change terms than coal, a study concludes.
12-Apr-11
Discovery of 'new source of energy'?
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