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Europe is going grey: can EU countries work together to care for their elderly?
European societies are ageing. In 1950, only 12% of the European population was over age 65. Today t...
At an uncertain G20 summit, it may be Trump against the world
Even by the standards of international summitry, the annual meeting of G20 leaders – scheduled for J...
In space, this is the age of reusability
Big plans are being made in space. Investment banks want to mine asteroids for rare, valuable metals...