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London train bombing: Why is Europe seeing so many terrorist attacks?
The Sept. 15 terrorist bombing in a crowded London subway station – which injured at least 30 passen...
Biofuel breakthroughs bring ‘negative emissions’ a step closer
The use of biofuels helps reduce human greenhouse gas emissions. That’s one reason why some petroleu...
Arundhati Roy’s new novel lays India bare, unveiling worlds within our world
Wearing two hats at once can be an uncomfortable fit, but it does not seem to bother the author Arun...