TechnologyPlutonium signature captured after 50 years of trying The complex properties of radioactive plutonium-239 made its structure hard to analyse – until now. The result may improve methods for storing nuclear waste ¿ìè¶ÌÊÓÆµ
EarthAbandoning nuclear energy may not boost renewables Two planned nuclear power stations in the UK are the latest victims of anti-nuclear sentiment, but it's not good news for green energy ¿ìè¶ÌÊÓÆµ